CN87100707A - 含氮稠合杂环化合物,其制备方法及含有它们的药物配方 - Google Patents
含氮稠合杂环化合物,其制备方法及含有它们的药物配方 Download PDFInfo
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- CN87100707A CN87100707A CN198787100707A CN87100707A CN87100707A CN 87100707 A CN87100707 A CN 87100707A CN 198787100707 A CN198787100707 A CN 198787100707A CN 87100707 A CN87100707 A CN 87100707A CN 87100707 A CN87100707 A CN 87100707A
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- compound
- salt
- structural formula
- carbonylmethyl
- piperazinyl
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- 239000008194 pharmaceutical composition Substances 0.000 title description 3
- 150000003839 salts Chemical class 0.000 claims abstract description 71
- 150000001875 compounds Chemical class 0.000 claims description 100
- -1 nitroso, amidino Chemical group 0.000 claims description 61
- 238000000034 method Methods 0.000 claims description 27
- 125000000217 alkyl group Chemical group 0.000 claims description 24
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- 125000002252 acyl group Chemical group 0.000 claims description 8
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- 125000003118 aryl group Chemical group 0.000 claims description 8
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 8
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
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- DOHTZTOHWLANDN-WEHQGULRSA-N 7-[(e)-but-2-enyl]-8-[(z)-3-chlorobut-2-enyl]sulfanyl-3-methylpurine-2,6-dione Chemical compound CN1C(=O)NC(=O)C2=C1N=C(SC\C=C(\C)Cl)N2C/C=C/C DOHTZTOHWLANDN-WEHQGULRSA-N 0.000 description 6
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- HBEQXAKJSGXAIQ-UHFFFAOYSA-N oxopalladium Chemical compound [Pd]=O HBEQXAKJSGXAIQ-UHFFFAOYSA-N 0.000 description 1
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
- 229910003445 palladium oxide Inorganic materials 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- 238000007911 parenteral administration Methods 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000001148 pentyloxycarbonyl group Chemical group 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- DGTNSSLYPYDJGL-UHFFFAOYSA-N phenyl isocyanate Chemical compound O=C=NC1=CC=CC=C1 DGTNSSLYPYDJGL-UHFFFAOYSA-N 0.000 description 1
- CMPQUABWPXYYSH-UHFFFAOYSA-N phenyl phosphate Chemical compound OP(O)(=O)OC1=CC=CC=C1 CMPQUABWPXYYSH-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000002953 phosphate buffered saline Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- IYPZRUYMFDWKSS-UHFFFAOYSA-N piperazin-1-amine Chemical compound NN1CCNCC1 IYPZRUYMFDWKSS-UHFFFAOYSA-N 0.000 description 1
- IUGYQRQAERSCNH-UHFFFAOYSA-N pivalic acid Chemical compound CC(C)(C)C(O)=O IUGYQRQAERSCNH-UHFFFAOYSA-N 0.000 description 1
- 229910003446 platinum oxide Inorganic materials 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 description 1
- NTTOTNSKUYCDAV-UHFFFAOYSA-N potassium hydride Chemical compound [KH] NTTOTNSKUYCDAV-UHFFFAOYSA-N 0.000 description 1
- 229910000105 potassium hydride Inorganic materials 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000932 sedative agent Substances 0.000 description 1
- 230000001624 sedative effect Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- 239000007909 solid dosage form Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 229950010302 tiaramide Drugs 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- 238000011200 topical administration Methods 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 description 1
- 229960004319 trichloroacetic acid Drugs 0.000 description 1
- 125000003866 trichloromethyl group Chemical group ClC(Cl)(Cl)* 0.000 description 1
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 1
- RXJKFRMDXUJTEX-UHFFFAOYSA-N triethylphosphine Chemical compound CCP(CC)CC RXJKFRMDXUJTEX-UHFFFAOYSA-N 0.000 description 1
- 125000004205 trifluoroethyl group Chemical group [H]C([H])(*)C(F)(F)F 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 229960000281 trometamol Drugs 0.000 description 1
- 125000003774 valeryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 125000005023 xylyl group Chemical group 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
- C07D263/58—Benzoxazoles; Hydrogenated benzoxazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
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- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/30—Indoles; Hydrogenated indoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to carbon atoms of the hetero ring
- C07D209/32—Oxygen atoms
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
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Abstract
本发明有关式[I]的新的含氮稠合杂环化合物及其可用作药物的盐的制备方法。
它们可用于治疗血栓形成、炎症或过敏性疾病,或人类及动物的疼痛。
Description
本发明是关于新的含氮稠合杂环化合物。更详细地说,本发明是关于具有药理活性的新的含氮稠合杂环化合物及其可用作药物的盐、它们的制备方法、含有它们的药物配方及其使用方法。
因此,本发明的一个目的是提供新的有效的含氮稠合杂环化合物及其可用作药物的盐。
本发明的另一个目的是提供含氮稠合杂环化合物及其可用作药物的盐的制备方法。
本发明的再一个目的是提供含有所述的含氮稠合杂环化合物或其可用作药物的盐的药物配方。
本发明还有一个目的是提供一种将所述的含氮稠合杂环化合物或其可用作药物的盐用于血栓形成、炎症或过敏性疾病的临床治疗,或作为人和动物的镇痛物的使用方法。
关于本技术领域的状况,5-氯-3-{〔4-(2-羟乙基)-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮盐酸盐(常用名Tiaramide盐酸盐)是已为人所熟知的抗炎类药物。
所述化合物的抗血栓形成作用,在日本药理学杂志(The Japanese Journal of Pharmacology)〔30卷,905-912页(1980)〕已有所述,也是已知的。
本发明的含氮稠合杂环化合物是新的,由以下通式〔Ⅰ〕代表。
其中R1和R2各自是氢、卤素、芳基、低级烷基、卤代(低级)烷基或硝基。
R3是低级亚烷基,
R4和R5各自是低级亚烷基,
X是CH或N,
Y是S、O、NH、C=N-OH或CO,
Z是O或NH,和
A是氢、亚硝基、脒基、结构式为
的基团,其中R6和R7各自是氢、低级烷基、酰基或1-亚氨低级烷基,其可由酯化了的羧基所取代。或-N=R8基团,其中R8是低级亚烷基,其可由适宜的取代基任意取代的芳基所取代。
本发明的化合物〔Ⅰ〕可用下列方法制备。
其中R1、R2、R3、R4、R5、X、Y、Z和A分别为前述定义。
R6 a是酰基,
R6 b是低级烷基,
R7 a是氢或低级烷基,
R9是氢、低级烷基或由适宜的取代基任意取代的芳基,
R10是酰基和R11是氢,或R10和R11结合在一起形成式=R8的基团,其中R8如上所定义。
R12是低级烷基,
R13是酯化了的羧基和
R14是低级烷硫基。
在本说明书的上面和后面的叙述中,适宜的例子和包括在本发明范围内的各种定义的说明详细解释如下:
术语“低级”,除另有说明外,意指1-6个碳原子。
低级烷基的适宜的例子可能是直链的或支链的,如甲基、乙基、丙基、异丙基、丁基、异丁基、叔丁基、戊基、己基等。
在术语“卤代(低级)烷基”和“低级烷硫基”中的低级烷基部分的适宜的例子可以是指上面例举中的一个。
“卤代(低级)烷基”的适宜的例子可包括“单卤(低级)烷基”〔例如氯甲基、溴甲基、氟甲基等〕、“二卤(低级)烷基”〔例如二氯甲基、二溴甲基、二氟甲基等〕和“三卤(低级)烷基“〔例三氯甲基、三溴甲基、三氟甲基、三氟乙基等〕等。
“低级烷氧基”的适宜的例子可包括甲氧基、乙氧基、丙氧基、异丙氧基、丁氧基、异丁氧基、叔丁氧基、戊氧基、己氧基等。
“卤素”的适宜的例子可包括氯、溴、碘和氟。
“芳基”的适宜的例子可包括苯基、甲苯基、二甲苯基、异丙苯基、萘基等。
芳基上的“适宜的取代基”的适宜的例子可包括羟基等,其数量可以是一个或多个。
低级亚烷基的适宜的例子可以是直链的或是支链的,如亚甲基、乙撑、丙撑、丁撑、戊撑、己撑、丙除撑、甲基乙撑、乙基乙撑、丙基乙撑、异丙基乙撑、甲基戊撑等。
低级亚烷基(R-CH=)的适宜的例子可包括亚甲基、亚乙基、亚丙基、异亚丙基、亚丁基、仲亚丁基、异亚丁基、亚己基、异亚己基等。
酰基的适宜的例子可包括低级的链烷酰基〔例甲酰基、乙酰基、丙酰基、戊酰基、新戊酰基等〕。
低级烷氧羰基〔例甲氧羰基、乙氧羰基、丙氧羰基、异丙氧羰基、丁氧羰基、叔丁氧羰基、戊氧羰基、己氧羰基等〕。
低级链烷磺酰基〔例甲磺酰基、乙磺酰基、丙磺酰基、丁磺酰基、戊磺酰基、己磺酰基等〕。
芳酰基〔例苯甲酰基、萘甲酰基等〕可如以上所例举的卤素所取代。
芳基氨基甲酰基〔如苯基氨基甲酰基、甲苯基氨基甲酰基等〕可如以上所提及的卤素等所取代。
适宜的酯化了的羧基可包括低级烷氧羰基(例甲氧羰基、乙氧羰基、丙氧羰基、异丙氧羰基、丁氧羰基、叔丁氧羰基等)、单(或二或三)苯基(低级)烷氧羰基,其可以带有一个硝基(例苄氧羰基、对硝基苄氧羰基、苯乙氧羰基、二苯甲氧羰基、三苯甲氧羰基等。)等。
“1-亚氨低级烷基”的适宜的例子可包括1-亚氨乙基、1-亚氨丙基等。
化合物〔Ⅰ〕的适宜的可用作药物的盐通常是无毒的盐,包括有机酸盐〔例甲酸盐、乙酸盐、三氟乙酸盐、马来酸盐、酒石酸盐、甲磺酸盐、苯磺酸盐、甲苯磺酸盐等〕;无机酸盐〔例盐酸盐、氢溴酸盐、硫酸盐、磷酸盐等〕、氨基酸盐〔例精氨酸盐、鸟氨酸盐等〕等。
在这方面,应该注意到,化合物〔Ⅰa〕到〔Ⅰk〕都包括在化合物〔Ⅰ〕的范围内。相应的,化合物〔Ⅰa〕到〔Ⅰk〕的适宜的盐类系指上面所列举的化合物〔Ⅰ〕。
下面详细解释化合物〔Ⅰ〕及其盐的制备方法。
方法1
化合物〔Ⅰ〕或其盐可由化合物〔Ⅱ〕或其在羧基上的活性衍生物或其盐,与化合物〔Ⅲ〕或其在氨基上的活性衍生物或其盐反应制备。
化合物〔Ⅱ〕在羧基上的适宜的活性衍生物可包括酰卤、酸酐、活化了的酰胺、活化了的酯等。
这些活性衍生物的适宜的例子可以是酰氯、酰基叠氮化合物、混合酸酐与酸如取代磷酸〔例二烷基磷酸、苯基磷酸等〕、脂肪羧酸〔例新戊酸、乙酸、三氯乙酸等〕等、对称酸酐、活化了的酰胺与咪唑、三唑或二甲基吡唑、活化了的酯和N-羟基琥珀酰亚胺、N-羟基苯邻二甲酰亚胺或1-羟基-6-氯苯并三唑等。
化合物〔Ⅱ〕的在氨基上的适宜的活性衍生物包括常用的酰胺化时所用的,例如由化合物〔Ⅲ〕与羰基化合物反应生成的西佛碱型亚氨基或互变异构的烯胺型异构体、由化合物〔Ⅲ〕与甲硅烷基化合物如三甲基甲硅烷基乙酰胺、双(三甲基甲硅烷基)乙酰胺等反应生成的甲硅烷基衍生物、化合物〔Ⅲ〕与三氯化磷或碳酰氯反应生成的衍生物,等。
此反应可在下述常用的缩合剂的存在下进行,如N,N-二环己基碳二亚胺、三氯氧磷、三氯化磷、五氯化磷、亚硫酰氯、草酰氯、1-(对氯苯磺酰氧)-6-氯-1H-苯并三唑、所谓的Vils-meier试剂例如二甲基甲酰胺与亚硫酰氯或碳酰氯反应生成的氯化(氯亚甲基)二甲基铵、二甲基甲酰胺与三氯氧磷反应生成的化合物等。
此反应通常在下述常用溶媒里进行,如水、甲醇、乙醇、丙醇、1,2,3,4-四氢化萘、四氢呋喃、二噁烷、氯仿、甲苯、二甲基甲酰胺、二甲亚砜、二氯甲烷或任何一个对反应无不利影响的有机溶媒。
反应温度不是关键性的、可在冷却、室温或温热的情况下进行。
方法2
化合物〔Ⅰb〕或其盐可由化合物〔Ⅰa〕或其盐进行亚硝化来制备。
此反应可由化合物〔Ⅰa〕或其盐与亚硝基化试剂反应来进行。在此反应中使用的适宜的亚硝基化试剂可包括亚硝酸盐(或酯)化合物〔例如亚硝酸异戊酯、亚硝酸钠等〕等。
此反应通常在常用的溶媒中进行,如甲醇、乙醇、四氢呋喃、二噁烷、二氯甲烷、氯仿、苯、二甲基甲酰胺、二甲亚砜或任何一种对反应无不利影响的有机溶媒。
反应温度不是关键性的,可在冷却至温热的温度下进行。
方法3
化合物〔Ⅰc〕或其盐可由还原化合物〔Ⅰb〕或其盐制备。
此反应包括化学还原和催化还原,可按常用的方法进行。
在化学还原中所用的适宜的还原剂是金属(如锡、锌、铁等)、这些金属和/或金属化合物〔如氯化铬、乙酸铬等〕和一个有机或无机酸〔如甲酸、乙酸、丙酸、三氟乙酸、对-甲苯磺酸、盐酸、氢溴酸等〕的混合物、金属氢化物如氢化铝化合物〔如氢化锂铝、氢化钠铝、氢化铝、氢化锂三甲氧基铝、氢化锂三叔丁氧基铝等〕、硼氢化合物〔例如硼氢化钠、硼氢化锂、氰基氢硼化钠、氢硼化四甲基铵、甲硼烷、乙硼烷等〕、磷化合物〔如三氯化磷、三溴化磷、三苯膦、三乙膦等〕等。
在催化还原中所用的适宜的催化剂是常用的那些,如铂催化剂〔例铂片、海绵状铂、铂黑、胶体铂、氧化铂、铂丝等〕、钯催化剂〔如海绵状钯、钯黑、氧化钯、钯炭、胶体钯、钯/硫酸钡、钯/碳酸钡等〕、镍催化剂〔如还原镍、氧化镍、阮内镍等〕、钴催化剂〔如还原钴、阮内钴等〕、铁催化剂〔如还原铁、来尼铁等〕、铜催化剂〔如还原铜、阮内铜、乌尔曼铜(Ullman)铜等〕等。
此还原反应通常在溶媒中进行,所用的适宜的溶煤可以是水、醇〔如甲醇、乙醇、丙醇等〕乙腈或其他常用的有机溶媒如乙醚、二噁烷、四氢呋喃等,或其混合物。另外,上述的在化学还原中使用的液体酸,也可用作溶媒。
此反应最好在冷却至温热的温度下进行。
方法4
化合物〔Ⅰd〕或其盐可由酰化化合物〔Ⅰc〕或其盐制备。
在此反应中所用的适宜的酰化剂包括:有机酸,如链烷酸〔如甲酸、乙酸、丙酸等〕、芳香羧酸(如苯甲酸、甲苯甲酸等),此芳香羧酸可以带有卤素、低级烷基磺酸〔如甲磺酸等〕、异氰酸芳基酯〔如异氰酸苯酯等〕,此异氰酸芳基酯可以带有卤素和其活性衍生物。
适宜的活性衍生物是常用的那些,如酰卤〔如酰氯、酰溴等〕、酰基叠氮化合物、酸酐、活化了的酰胺、活化了的酯等。
当用游离酸作酰化剂时,酰化反应最好在上述的方法1中所提到的缩合剂的存在下进行。
此反应最好在有机或无机碱的存在下进行,如碱金属氢化物〔如氢化钠、氢化钾等〕、碱土金属氢化物〔如氢化钙、氢化镁等〕、碱金属氢氧化物〔如氢氧化钠、氢氧化钾等〕、碱金属碳酸盐〔如碳酸钠、碳酸钾等〕、碱金属碳酸氢盐〔如碳酸氢钠、碳酸氢钾等〕、碱金属氟化物〔如氟化钾、氟化铯等〕、碱金属醇盐〔如甲醇钠、乙醇钠、叔丁醇钾等〕、三烷基胺〔如三甲胺、三乙胺等〕、甲基吡啶、1,5-二氮二环〔4,3,0〕-壬-5-烯、1,4-二氮二环-〔2,2,2〕辛烷、1,5-二氮二环〔5,4,0〕-+-5-烯等。
此反应通常在对反应无不利影响的溶媒里进行,如水、甲醇、乙醇、丙醇、四氢呋喃、氯仿、二噁烷、吡啶、二氯甲烷等。
反应温度不是关键性的,可在冷却至加热的温度下进行。
方法5
化合物〔Ⅰe〕或其盐可由化合物〔Ⅰc〕或其盐进行烷基化反应制备。
此烷基化反应所用的烷基化剂可包括硫酸二(低级)烷基酯〔例如硫酸二甲酯、硫酸二乙酯等〕、重氮(低级)烷烃〔如重氮甲烷、重氮乙烷等〕、低级烷基卤化物〔如碘甲烷、碘乙烷等〕、磺酸低级烷基酯〔如对甲苯磺酸甲酯等〕等。
使用硫酸二(低级)烷基酯、低级烷基卤化物或磺酸低级烷基酯的反应通常在一种溶媒中进行,如水、丙酮、乙醇、乙醚、二甲基甲酰胺,或任何一种对反应无不利影响的溶媒。此反应最好在一种在方法4中所提到的无机或有机碱的存在下进行。反应温度不是关键性的,通常在冷却至加热至溶媒的沸点左右的温度下进行。
使用重氮烷的反应通常在一种溶媒里进行,如乙醚、四氢呋喃等。反应温度不是关键性的,通常可在冷却或室温下进行。
化合物〔Ⅰe〕或其盐也可由化合物〔Ⅰc〕或其盐与链烷醛在还原剂的存在下反应制备。适宜的链烷醛可包括甲醛、乙醛、丙醛等。适宜的还原剂可参阅方法3所提及的那些。此反应常在一种常用的溶媒中进行,如水、甲醇、乙醇、丙醇、1,2,3,4-四氢化萘、四氢呋喃、乙腈、二噁烷、氯仿、甲苯、二甲基甲酰胺、二甲亚砜或任何一种对反应无不利影响的其他有机溶媒。
反应温度不是关键性的,通常在室温或冷却或温热的温度下进行。
方法6
化合物〔Ⅰf〕或其盐可由化合物〔Ⅰc〕或其盐与化合物〔Ⅳ〕反应制备。
化合物〔Ⅳ〕的适宜的例子可参阅上面方法5中提到的那些。
反应通常在一种溶媒中进行,可用的适宜的溶媒是水、醇〔如甲醇、乙醇、丙醇等〕、乙腈、或任何其他常用的有机溶媒如乙醚、二噁烷、四氢呋喃等,或它们的混合物。
反应最好在温和的条件下,如在冷却至温热的温度下进行。
方法7
化合物〔Ⅰg〕或其盐可由还原化合物〔Ⅰf〕或其盐制备。
反应可基本上按方法3的方式进行,因此,反应的模式和反应的条件〔如还原剂、溶媒、反应温度等〕可参阅方法3的解释。
方法8
化合物〔Ⅰc〕或其盐可由化合物〔Ⅰh〕或其盐的水解制备,反应通常是在酸的存在下进行的。
适宜的酸可以是有机酸(如甲酸、乙酸、丙酸、三氟乙酸、苯磺酸、对甲苯磺酸等〕和无机酸(如盐酸、氢溴酸、硫酸、磷酸等)。
反应最好在醛的捕集剂存在下进行,此醛是在反应过程中生成的。适宜的捕集剂可以是结构式NH2-R15〔Ⅷ〕的化合物,其中R15是羟基、低级烷氧基或氨基,或其盐。
化合物〔Ⅷ〕的适宜的盐可以是如上所述的酸加成盐。
反应通常在常用的溶媒中进行,如水、甲醇、乙醇、丙醇、1,2,3,4-四氢化萘、四氢呋喃、乙腈、二噁烷、氯仿、甲苯、二甲基甲酰胺、二甲亚砜、或任何一种对反应无不利影响的其他溶媒,或它们的混合物。
反应温度不是关键性的,通常在室温或冷却或温热或加热的温度下进行。
在本反应中,如用Y是CO的化合物作为原料,所说的CO在反应中可转化成C=N-OH,也在本反应的范畴内。
方法9
化合物〔Ⅰi〕或其盐可由化合物〔Ⅰc〕或其盐与化合物〔Ⅵ〕或其盐反应制备。
反应通常在常用的溶媒中进行,如水、甲醇、乙醇、丙醇、1,2,3,4-四氢化萘、四氢呋喃、二噁烷、氯仿、二氯甲烷、甲苯、二甲基甲酰胺、二甲亚砜或任何一种对反应无不利影响的其他有机溶媒。
反应温度不是关键性的,通常在室温或在温热至加热的温度下进行。
方法10
化合物〔Ⅰj〕或其盐可由还原化合物〔Ⅰi〕或其盐制备。反应基本上按方法3的相同的方式进行。因此,反应的模式和条件〔如还原剂、溶媒、反应温度等〕可参阅方法3中的那些解释。
方法11
化合物〔Ⅰk〕或其盐可由化合物〔Ⅰa〕或其盐与化合物〔Ⅶ〕或其盐反应制备。
反应通常在常用的溶媒中进行,如水、甲醇、乙醇、丙醇、1,2,3,4-四氢化萘、四氢呋喃、二噁烷、氯仿、甲苯、二甲基甲酰胺、二甲亚砜或任何一种对反应无不利影响的其他有机溶媒。
反应温度不是关键性的,通常在室温或在温热至加热的温度下进行。
方法1-11所得到的化合物,可按通常的方法,转化成前面所说的它们的可用作药物的盐。
这些新的含氮稠合杂环化合物〔Ⅰ〕及其可用作药物的盐具有抗血栓活性、抗炎作用、抗过敏活性和镇痛作用,可用于血栓〔如脑血栓等〕炎症〔如水肿等〕和过敏性疾病〔如气喘〕的临床治疗,也可用作镇痛剂。
为了证明这些含氮稠合杂环化合物〔Ⅰ〕的药物作用,将含氮的稠合的杂环化合物〔Ⅰ〕代表性化合物的药理实验数据举例说明如下:体外血小板凝聚试验
1.试验方法
用兔血制备含有6-7×108血小板/毫升的血小板富集血浆(PRP)。向200微升血小板富集血浆连续加入5微升氯化钙(1毫摩尔)、50微升25毫摩尔的缓血酸胺醋酸盐溶液(pH7.4)其中含120毫摩尔氯化钠或受试化合物。然后在37℃下搅拌2分钟。向此溶液加入5微升二磷腺甙(ADP)(0.25微摩尔)或胶原蛋白(2.5微克/毫升),作为凝聚诱导剂。凝聚用凝聚仪(NKK HEMA-TRACER 1)来测定。抑制剂(受试化合物)的活性用ID50值(即抑制50%血小板凝聚所要求的剂量)来表示。
2.试验结果
离体血小板凝聚试验
1.试验方法
用夜里禁食的体重约250克的雄性Sprague-Dawley鼠。口服给以受试化合物或受试化合物载体(对照)1小时后,取血放入装有0.1体积的38%枸橼酸钠的试管中。向0.45毫升血中,加入0.05毫升胶原蛋白(最后浓度为5.0微克/毫升)。在37℃下,震荡保温5分钟。
加入含有11.5毫摩尔EDTA和1%福尔马林的1毫升10毫摩尔磷酸盐缓冲盐水(PH7.4),使反应终止,在70xg将反应混合物离心5分钟。上相的血小板数用Technicon自动分析器测定,按下式计算血小板的凝聚:
血小板凝聚(%)= (A-B)/(A) ×100
A:在加入胶原蛋白载体之后血小板计数。
B:在加入胶原蛋白之后血小板计数。
按下式计算受试化合物的抑制:
抑制(%)= (C-D)/(C) ×100
C:对照的血小板凝聚(%)
D:受试化合物的血小板凝聚(%)
2.试验结果
角叉菜胶足水肿
1.试验方法
将所用的体重约180克的雄性Sprague-Dawley鼠分成5组。
右后爪足底注射1%角叉菜胶(0.1毫升/鼠),以诱发角叉菜胶足水肿。受试化合物悬浮在甲基纤维素中,在给予致炎物质前60分钟口服给药。
以体积描记仪(Ugo Basil Co.,Ltd),用将爪浸入水中至外踝部位时水的位移的办法,测定爪的体积。在给予致炎物质之前和3小时之后的爪体积的差就表示水肿体积。
数据经过学生试验的统计分析。
2.试验结果
注意*:P<0.05
P:概率
全身过敏反应
1.试验方法
雄性的Hartley荷兰猪(300-400克,5只)用静脉注射兔抗卵清蛋白血清,使之过敏。24小时后,口服给予受试化合物。在给予受试化合物30分钟后,过敏动物放入一个用常用的喷雾器喷洒了抗原气溶胶(卵清蛋白)的容器中。存活的动物就认为是从全身过敏中被保护下来的。
2.试验结果
醋酸诱发的Writhing综合症
1、试验方法
用6周大的雄性Slc:ddy株鼠10组。受试化合物悬浮在甲基纤维素中,口服给药。60分钟后,腹膜内给予20毫升/公斤0.6%醋酸溶液。在注射醋酸后,计数3-13分钟的症状发作。数据经过学生试验的统计分析。
2.试验结果
注意*:p<0.01
p概率
本发明的化合物〔Ⅰ〕及其可用作药物的盐,用于临床给药,以常用的药物制剂形式,与可用于药物的载体,如有机或无机的固体或液体的、适于口服、胃肠道外或外用给药的赋形剂制成混合物。此药物制剂可制成固体剂形,如颗粒剂、胶囊、片剂、糖衣丸或栓剂,或液体形式,如溶液、悬浮液或乳剂。
如果需要,在上述制剂中可以包括辅助物质,如稳定剂、湿润剂或乳化剂、缓冲剂或任何其他常用的添加剂。
有效成分常以0.01毫克/公斤到500毫克/公斤的剂量单位给药,每日1-4次。然而根据病人的年龄、体重和情况以及给药的方法,上述剂量可以增减。
下面给出的制备及例子仅是为了更详细地说明本发明。
制备1
将3-氨基-5-氯-2-巯基吡啶(18.8克)加入到冰冷却的碳酰氯(30克)在甲苯(350毫升)中的溶液中。在低于20℃和搅拌下,在1小时内,将10%氢氧化钠水溶液(300毫升)滴加到混合物中,室温下搅拌1.5小时,然后在50℃下再搅拌1小时。冷却后,水层用4N盐酸调至PH4.0。过滤收集沉淀,水洗,以五氧化磷干燥,得到6-氯-2-氧-1,2-二氢噻唑并〔5,4-b〕吡啶(15.08克)白色粉末。
红外光谱(液体石蜡):3150,3100,3000,1660,1590,1210,1120,900cm-1
核磁共振分析(DMSO-d6,δ):7.50(1H,d,J=2Hz),8.27(1H,d,J=2Hz)
制备2
将氯乙酸甲酯(9.6克)和碳酸钾(11.1克)加到6-氯-2-氧-1,2-二氢噻唑并〔5,4-b〕吡啶(15.0克)在干燥的N,N-二甲基甲酰胺(50毫升)中的溶液中。在80℃下搅拌混合物30分钟,然后倾到冷水中。过滤收集沉淀,用水洗,以五氧化磷干燥,得到6-氯-1-甲氧羰甲基-2-氧-1,2-二氢噻唑并〔5,4-b〕吡啶(20.52克)白色粉末。
红外光谱(液体石蜡):1740,1690,1590,1310,1230,1180,960,900,880,710cm-1
核磁共振分析(CDCl3,δ):3.70(3H,s),4.65(2H,s),7.15(1H,d,J=2Hz),8.23(1H,d,J=2Hz)
制备3
将氢氧化钾(3.1克)的水溶液(30毫升)滴加到冰冷却的6-氯-1-甲氧羰甲基-2-氧-1,2-二氢噻唑并〔5,4-b〕吡啶(7.2克)在四氢呋喃(70毫升)中的溶液中。在室温下搅拌混合物1小时,然后用2N盐酸调PH至3.0。将四氢呋喃蒸发之后,用乙酸乙酯(50毫升×5)提取残余物。合并提取液,以硫酸镁干燥,减压浓缩,得到结晶物。以乙酸乙酯(200毫升)重结晶后得6-氯-1-羧甲基-2-氧1,2-二氢噻唑并〔5,4-b〕吡啶(4.93克)结晶。
熔点:243-246℃
红外光谱(液体石蜡):3450,1725,1690,1590,1430,1310,1220,880,720,690cm-1
核磁共振分析(DMSO-d6,δ):4.83(2H,s),8.19(1H,d,J=2Hz),8.39(1H,d,J=2Hz)
例1
向冰冷却的6-氯-1-羧甲基-2-氧-1,2-二氢噻唑并〔5,4-b〕吡啶(3.47克)和N-羟基琥珀酰亚胺(1.96克)的混合物在N,N-二甲基甲酰胺(20毫升)中的溶液中,逐渐加入N,N-二环己基碳二亚胺(3.51克)。在室温下搅拌混合物1小时,过滤除去反应混合物中沉淀出来的二环己基脲,在20℃以下,在1.5小时内把滤液滴加到哌嗪(6.11克)在N,N-二甲基甲酰胺(80毫升)中的溶液中。在室温下,搅拌此混合物4小时,然后过滤。在50℃以下减压浓缩滤液,残余物溶解在2N盐酸中。此水溶液用氯仿洗涤,然后用碳酸氢钠水溶液调PH至9。用氯仿提取此浑浊的溶液。提取液以硫酸镁干燥,减压浓缩,得到6-氯-2-氧-1-〔(1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶(3.24克)白色粉末。
熔点:169-173℃
红外光谱(液体石蜡):3300,1710,1640,1580,1420,1310,1250,1190,1120,1040,910,880,830,790cm-1
核磁共振(CDCl3,δ):1.6-2.1(1H,宽 s),2.8-3.2(4H,m),3.5-3.8(4H,m),4.75(2H,s),7.32(1H,d,J=2Hz),8.28(1H,d,J=2Hz)
例2
向冰冷却的2-氧-3-苯并噻唑啉-乙酸〔J.Prakf.Chem.27(3-4),220-4(1965);8.1克〕和N-羟基琥珀酰亚胺(5.4克)在N,N-二甲基甲酰胺(50毫升)中的溶液中,逐渐加入N,N-二环己基碳二亚胺(9.6克)。在室温下搅拌此混合物1小时。过滤除去从反应混合物中沉淀出来的二环己基脲。在20℃以下,在40分钟内,将滤液加到搅拌着的哌嗪(16.7克)在N,N-二甲基甲酰胺(200毫升)中的溶液中。在室温下搅拌此混合物3.5小时,然后过滤。滤液减压浓缩。残余物溶解在2N盐酸中,溶液用氯仿洗涤,用碳酸氢钠水溶液调水层PH至9。浑浊的溶液用氯仿(80毫升×3)提取。合并提取液,以硫酸镁干燥。蒸除溶媒后,得到3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(9.50克)白色粉末。
熔点:197-201℃
红外光谱(液体石蜡):3350,1675,1655,1590,1240,755cm-1
核磁共振(DMSO-d6,δ):1.0-2.0(1H,broad s),2.5-3.1(4H,m),3.1-3.6(4H,m),4.85(2H,s),7.0-7.7(4H,m)
例3
向6-氯-2-氧-1-〔(1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶(1.40克)在氯仿(1.5毫升)中的溶液中,加入亚硝酸异戊酯(3.0毫升)。在室温下搅拌此混合物11小时。过滤收集沉淀出的结晶,以氯仿洗涤、干燥,得到6-氯-2-氧-1-〔(4-亚硝基-1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶(1.33克)无色结晶。
熔点:220-223℃(分解)
红外光谱分析(液体石蜡):1705,1645,1580,1420,990cm-1
核磁共振(DMSO-d6,δ):3.5-4.0(6H,m),4.35(2H,m),5.04(2H,s),7.93(1H,d,J=2Hz),8.30(1H,d,J=2Hz)
质谱分析:341(M+),311,227(基峰),199,171
例4
在20℃以下,在10分钟内,向3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(3.0克)在氯仿(50毫升)中的溶液中,滴加亚硝酸异戊酯(7.3毫升)。在室温下搅拌此混合物18小时。然后用氯仿提取反应混合物。提取液用水洗涤,以硫酸镁干燥。蒸发得到结晶产物。用乙酸乙酯和乙醇的混合物结晶,得到针状的3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(2.54克)。
熔点:201-203℃
红外光谱(液体石蜡):1680,1640,1590,1480,1430,1340,1290,1260,1230,1195,1155,985,795,750cm-1
核磁共振(DMSO-d6,δ):3.4-4.0(6H,m),4.1-4.6(2H,m),5.00(2H,s),7.0-7.8(4H,m)
例5
将5-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(9.2克)溶解在水(120毫升)和乙酸(400毫升)的混合物中。在室温和搅拌下,在3小时内,向此溶液中加入锌粉(12.0克)。在室温下再搅拌此混合物2小时。把反应中未用过的锌粉过滤掉,并用乙酸洗一次。合并滤液和洗液,蒸发至干。向残余物加入氯仿(200毫升)。然后滤除不溶物。浓缩氯仿溶液,得到浆状物。浆状物用氯仿和甲醇(10∶1)混合物,作硅胶柱层析。合并所要的液份,蒸发得到浅黄色油。此油状物在无水乙醚中用氯化氢转化成盐酸盐。粗制结晶经乙醇水溶液在结晶,得到5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(4.03克)。
熔点:261-263℃
红外光谱(液体石蜡):2740,2650,2570,2070,1670,1640,1590,1535,1465,1350,1250,1100,805cm-1
核磁共振(D2O,δ):3.0-3.3(4H,m),3.6-4.0(4H,m),4.93(2H,s),7.0-7.6(3H,m)
元素分析
计算值 对C13H15ClN4O2S·HCl:
C,42.98;H,4.44;N,15.42
实验值:C,43.14;H,4.68;N,15.54
例6
在室温和搅拌下,在30多分钟内,向6-氯-2-氧-1-〔(4-亚硝基-1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶(1.42克)在乙酸(30毫升)和水(9毫升)的混合物中的溶液中加入锌粉(1.9克)。在室温下,再搅拌此混合物2.5小时。然后滤除不溶物,并以乙酸洗涤。滤液和洗液经合并后浓缩,残余物在硅胶(60克)上作柱层析,以氯仿和甲醇(10∶1)的混合物洗脱。合并含所要化合物的液分并浓缩。将这样得到的结晶性残余物(0.91克)溶解在乙醇(20毫升)中,然后加入乙醇和盐酸溶液的混合物。浓缩此混合物,得到的结晶物(1.0克)在甲醇(50毫升)中重结晶,得到6-氯-2-氧-1-〔(4-氨基-1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶氯化氢盐(0.71克)无色结晶。
熔点:238-246℃(分解)
红外光谱(液体石蜡):2700,2600,1690,1640,1580,1535,1410,1260,1200cm-1
核磁
共振(DMSO-d6,δ):3.04(4H,m),3.63(4H,broad s),5.07(2H,s),8.02(1H,d,J=2Hz),8.38(1H,d,J=2Hz),9.90(3H,broad s)327(M+),227,199,171,71(基峰)
元素分析
计算值 对 C12H14ClN5O2S·HCl
C,39.57;H,4.15;N,19.23
实验值:C,39.82;H,4.02;N,19.38
例7
将3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(2.37克)溶解在乙酸(30毫升)和水(9毫升)的混合物中。向此溶液内逐渐加入锌粉(3.54克)。在室温下,搅拌此混合物1小时。冷却后,滤除不溶物并以乙酸洗。滤液和洗液合并减压浓缩。残余物溶解在乙醇(200毫升)中,加入氯化氢乙醇溶液。滤出沉淀,在甲醇(60毫升)和水(20毫升)的混合物中重结晶,得到3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(1.58克)白色粉末。
熔点:249-258℃(分解)
红外光谱(液体石蜡):2750,2700,2620,2080,1670,1640,1610,1545,1260,760cm-1
核磁共振(DMSO-d6,δ):2.8-3.3(4H,m),3.3-3.9(4H,m),4.95(2H,s),7.0-7.5(3H,m),7.63(1H,dd,J=2 and 7.5Hz),9.0-10.5(3H,broad s)
元素分析
计算值 对 C13H16N4O2S·HCl:
C,47.49;H,5.21;N,17.04
实验值:C,47.54;H,5.02;N,17.14
例8
在室温下,将5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(0.70克)在无水吡啶(15毫升)中的悬浮液搅拌1小时,加入无水乙酸(0.5毫升),再在室温下搅拌3小时。将冰水加入到反应混合物中,生成的混合物搅拌10分钟,然后以氯仿提取。氯仿层用水洗涤、干燥,然后浓缩。得到的结晶性残余物(0.58克)经氯仿-甲醇(2∶1v/v,30毫升)重结晶,得到5-氯-3-〔(4-乙酰胺基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(0.25克)无色结晶。
熔点:284-285℃
红外光谱(液体石蜡):3220,1680,1650cm-1
核磁共振(DMSO-d6,δ):1.73,1.98(3H,2s),2.6-3.0
分析(4H,m),3.3-3.7(4H,m),4.96(2H,s),7.26(1H,dd,
J=2和8Hz),7.45(1H,d,J=2Hz),7.70(1H,d,J=8Hz),8.50,9.00(1H,2s)
质谱分析:368(M+),170,43(基峰)
元素分析
计算值 对C15H17ClN4O3S:
C,48.85;H,4.65;N,15.19
实试值:C,49.00;H,4.57;N,15.19
例9
在室温下,无水乙酸(2.08毫升)和甲酸(0.83毫升)混合在一起反应30分钟。向上述反应混合物中加入5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(1.5克),并在室温下搅拌2小时。滤出白色结晶,以乙酸乙酯洗涤,并经氯仿和甲醇的混合物重结晶,得出5-氯-3-〔(4-甲酰胺基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(1.14克)无色结晶。
熔点:256-258℃
红外光谱(液体石蜡):3500,3250,1710,1680,1650,1595,1460cm-1
核磁共振(DMSO-d6,δ):2.6-2.9(4H,m),3.3-3.7(4H,m),4.95(2H,s),7.1-7.8(3H,m),8.18(1H,d,J=10Hz),9.07(1H,d,J=10Hz)
质谱分析:354(M+),315,198,170,84(基峰)
元素分析
计算值 对C14H15N4ClO3S·2/3MeOH:
C,46.83;H,4.73;N,14.89
实验值:C,46.50;H,4.49;N,15.19
例10
向5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(1.64克)在二氯甲烷(60毫升)中的溶液中,加入碳酸钾(860毫克)和甲磺酰氯(0.96毫升),并在回流下搅拌8小时。滤除不溶物,蒸发滤液,然后经氯仿和甲醇的混合物重结晶,得到5-氯-3-〔(4-甲磺酰胺基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(1.2克)无色结晶。
熔点:202-203℃
红外光谱分析(液体石蜡):3230,1680,1655,1595,1460cm-1
核磁共振分析(DMSO-d6,δ):2.7-3.0(4H,m),2.97(3H,s)3.3-3.8(4H,m),4.96(2H,s),7.22(1H,dd,J=8,2Hz),7.43(1H,d,J=2Hz),7.68(1H,d,J=8Hz),8.42(1H,s)
质谱分析:403(M+-1),389,324,198,170,99(基峰)
元素分析:
计算值 对 C14H17ClN4O4S2:
C,41.53;H,4.23;N,13.84
实验值:C,41.07;H,4.05;N,13.84
例11
在室温下,将5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(0.85克)、无水碳酸钾(430毫克)、二氯甲烷(40毫升)、二噁烷(10毫升)和氯甲酸乙酯(339毫克)的混合物搅拌1.5小时。滤除不溶物,滤液减压浓缩。残余物经氯仿和二噁烷的混合物重结晶,得到5-氯-3-〔(4-乙氧羰氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(0.35克)无色结晶。
熔点:160-163℃(分解)
红外光谱(液体石蜡):3240,1710,1665,1590,1550,1460cm-1
核磁共振(DMSO-d6,δ):1.16(3H,t,J=7Hz),2.6-3.0(4H,m),3.4-3.7(4H,m),4.02(2H,q,J=7Hz),4.97(2H,s),7.1-7.8(3H,m),8.38(1H,s)
质谱分析:398(M+),352,310,226,198(基峰),170
元素分析
计算值 对 C16H19N4ClO4S·l/4C4H8O2:
C,48.51;H,5.03;N,13.31
实验值:C,48.55;H,5.02;N,13.22
例12
在5℃下,将4-氟苯甲酰氯(761毫克)在二噁烷(3毫升)中的溶液滴加到5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(872毫克)、1N氢氧化钠(5.3毫升)、二噁烷(30毫升)和水(5毫升)的混合物中。形成的混合物经搅拌30分钟后,减压浓缩。滤出得到的残余物,用水和乙酸乙酯洗涤,经甲醇重结晶得到5-氯-3-{〔4-(4-氟苯甲酰胺基)-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮(0.61克)。
红外光谱分析(液体石蜡):3220,1710,1665,1640,1600,1510,1460cm-1
核磁共振(CF3CO2H,δ):4.0-4.6(8H,m),5.18(2H,s),7.1-7.6(5H,m),7.9-8.2(2H,m)
元素分析:
计算值 对 C20H18ClFN4O3S:
C,53.51;H,4.04;N,12.48
实验值:C,53.87;H,4.18;N,12.52
例13
在室温下,将异氰酸4-氟苯酯(273毫克)在二噁烷(5毫升)中的溶液滴加到5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(981毫克)、三乙胺(273毫克)、二噁烷(40毫升)和水(2毫升)的混合物中。形成的混合物经搅拌2小时,减压浓缩。滤出残余物,以水和乙酸乙酯洗涤,经N,N-二甲基甲酰胺重结晶,得到5-氯-3-{〔4-〔N′-(4-氟苯基)脲基〕-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮(0.82克)。
熔点:>250℃
红外光谱(液体石蜡):3650,3430,3300,1680,1660,1590,1530,1510,1460cm-1
核磁共振(CF3CO2H,δ):3.8-4.6(8H,m),5.20(2H,s)6.9-7.6(7H,m),8.3(1H,broad s)463(M+),326,226,198,170,111(基峰)
元素分析
计算值 对 C20H19N5ClFO3S:
C,51.82;H,4.13;N,15.10
实验值:C,51.12;H,4.42;N,14.78
例14
向5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(1.64克)在乙腈(50毫升)中的溶液,加入37%甲醛溶液(4毫升)和氰基硼氢化钠(1克)。在室温下搅拌该混合物25分钟,用乙酸中和时再搅1小时,浓缩。将饱和碳酸钠溶液加入到残余物中,用氯仿提取。用无水硫酸镁干燥后,该溶液被减压浓缩。残余物用硅胶(42克)柱层析,以氯仿一甲醇(20∶1)混合物洗脱。合并含所要化合物的液分,减压浓缩。残余物先用乙醚、再用乙酸洗,得到5-氯-3-〔(4-二甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(0.32克)。后者加热溶解在氯仿(10毫升)和乙醇(5毫升)混合物中。冷却后,向此混合物中加入含氯化氢(约23%)的乙醇溶液。减压浓缩后所得到的残余物经乙醇(10毫升)和水(0.5毫升)混合物重结晶,得到5-氯-3-〔(4-二甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(0.31克)无色结晶。
熔点:192-194℃
红外光谱(液体石蜡):3550,2380,1680,1630,1490cm-1
核磁共振分析(DMSO-d6,δ):2.85(6H,s),2.8-3.2(4H,m),3.4-3.8(4H,m),4.96(2H,s),7.20(1H,dd,J=8,2Hz),7.43(1H,d,J=2Hz),7.68(1H,d,J=8Hz)
质谱分析:354(M+,Base),226,198,170,128
元素分析
计算值 对C15H20Cl2N4O2S·H2O:
C,44.02;H,5.41;N,13.69
实验值:C,44.13;H,5.17;N,13.59
例15
在室温下搅拌5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(5.0克)和37%甲醛溶液(1.38毫升)在乙腈(150毫升)中的溶液1.5小时。减压浓缩反应混合物。残余物以硅胶(50克)柱层析,用氯仿和甲醇(50∶1)混合物洗脱。合并含所要化合物的液分,减压浓缩。残余物经乙醇(200毫升)重结晶,得到5-氯-3-〔(4-亚甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(5.1克)无色结晶。
熔点:150-152℃
红外光谱(液体石蜡):1685,1650,1590,1465cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),4.96(2H,s),6.28,6.58(2H,ABq,J=10Hz),7.1-7.8(3H,m)338(M+),310,226,198,170,18(基峰)
元素分析
计算值 对C14H15N4ClO2S:
C,49.63;H,4.46;N,16.54
实验值:C,49.77;H,4.32;N,16.57
例16
在室温下搅拌5-氯-3-〔(4-亚甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(5.09克)、硼氢化钠(284毫克)、四氢呋喃(80毫升)和乙醇(70毫升)的混合物3小时。减压浓缩反应混合物,得到的残余物以硅胶柱层析提纯,用氯仿和甲醇(20∶1)混合物洗脱。合并含所要化合物的液分,减压浓缩。白色残余物溶解在氯仿(5毫升)中,加入氯化氢在乙醇中的20%溶液(1毫升)。滤出白色沉淀,经乙醇(10毫升)和水(2毫升)混合物重结晶,得到5-氯-3-〔(4-甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(0.5克)无色结晶。
接下页
熔点:248-250℃
红外光谱(液体石蜡):3400,2650,2500,1710,1670,1595cm-1
2.69(3H,s),2.8-3.8(8H,m),4.96(2H,s),7.1-7.8(3H,m),10.8(2H,broad s)
质谱分析:340(M+),310,226,198(基峰),170
元素分析
计算值 对C14H18Cl2N4O2S:
C,44.57;H,4.81;N,14.85
实验值:C,44.32;H,4.52;N,14.84
例17
以与例1、2或23相似的方法,得到下列化合物。
(1)5-氯-3-〔(1-哌嗪基)羰甲基〕-2-苯并噁唑啉酮
熔点:161-171℃
红外光谱(液体石蜡):3300,1785,1650cm-1
核磁共振(DMSO-d6,δ):1.0-2.0(1H,br s),2.5-3.0(4H,m),3.3-3.7(4H,m),7.15(1H,dd,J=7.5Hz和2Hz),7.40(1H,d,J=7.5Hz),7.45(1H,d,J=2Hz)
质谱分析(m/e):295(M+),182,113,85,56(基峰)
(2)4-氯-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:165-166.5℃
红外光谱(液体石蜡):3350,1670,1650cm-1
核磁共振(CDCl3,δ):1.70(1H,br s),2.8-3.1(4H,m),3.4-3.7(4H,m),5.20(2H,s),6.8-7.4(3H,m)
(3)6-氯-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:166-168℃
红外光谱(液体石蜡):3340,1690,1650cm-1
核磁共振(CDCl3,δ):1.75(1H,br s),2.7-3.1(4H,m),3.4-3.7(4H,m),4.65(2H,s),6.92(1H,d,J=8Hz),7.22(1H,dd,J=8Hz和2Hz),7.38(1H,d,J=2Hz)
(4)7-氯-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:169-172℃
红外光谱(液体石蜡):3320,1680,1650cm-1
核磁共振分析(CDCl3,δ)1.65(1H,br s),2.75-3.00(4H,m),3.45-3.65(4H,m),4.96(2H,s),6.90(1H,dd,J=2.5Hz和7.0Hz),7.08(1H,dd,J=2.5Hz 7.0Hz),7.20(1H,dd,J=7.0Hz)
(5)5-甲基-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:185-188℃
红外光谱分析(液体石蜡):3370,1690,1640cm-1
核磁共振分析(CDCl3,δ):1.70(1H,broad s),2.7-3.1(4H,m),3.5-3.8(4H,m),4.67(2H,s),6.7-7.4(3H,m)
(6)5-三氟甲基-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:162-163℃
红外光谱(液体石蜡):3320,1690,1650,1120cm-1
核磁共振(CDCl3,δ):1.73(1H,br s),2.8-3.1(4H,m),3.5-3.7(4H,m),4.80(2H,s),7.23(1H,s),7.42(1H,d,J=8Hz),7.56(1H,d,J=8Hz)
(7)5-氯-3-〔(1-高哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:179-180℃
红外光谱(液体石蜡):1680,1640cm-1
核磁共振(CDCl3,δ):1.6-2.1(3H,m),2.7-3.2(4H,m),3.5-3.8(4H,m),4.70(2H,s),7.0-7.4(3H,m)
(8)5-氯-3-〔(3-甲基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:153-155℃
红外光谱(液体石蜡):1690,1650cm-1
核磁共振(CDCl3,60℃,δ):1.07(3H,d,J=6Hz),2.4-3.2(5H,m),3.7-4.3(2H,m),4.65(2H,s),7.00(1H,s),7.15(1H,d,J=8Hz),7.25(1H,d,J=8Hz)
(9)5-氯-6-苯基-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:150-153℃
红外光谱(液体石蜡):3300,1685,1645cm-1
(CDCl3,δ):1.73(1H,s),2.8-3.2(4H,m),3.5-3.8(4H,m),4.73(2H,s),7.13(1H,s),7.43(6H,br s)
(10)5-氯-6-溴-3-〔(1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:186-189℃
红外光谱(液体石蜡):3340,1690,1645,1580,1470cm-1
核磁共振(DMSO-d6,δ):2.5-3.0(4H,m),3.3-3.7(4H,m),4.90(2H,s),7.63(1H,s),8.13(1H,s)
(11)6-氯-1-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2,3-二氢吲哚二酮
熔点:241-243℃
红外光谱分析(液体石蜡):1755,1735,1665,1620,1375,1255,1130,1100,1000cm-1
(12)6-氯-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2-亚氨基苯并噻唑啉
熔点:158-160℃(分解)
红外光谱(液体石蜡):3350,1625,1575,990,800,750cm-1
例18
以相似于例3或4的方法,制得了下列化合物。
(1)5-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噁唑啉酮
熔点:212-215℃(分解)
红外光谱(液体石蜡):1775,1660cm-1
核磁共振(DMSO-d6,δ):3.3-4.1(6H,m),4.2-4.7(2H,m)4.93(2H,s),7.13(1H,dd,J=7.5Hz和2Hz),7.38(1H,d,J=7.5Hz),7.45(1H,d,J=2Hz)
(2)4-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:179-180℃
红外光谱(液体石蜡):1695,1675cm-1
核磁共振(DMSO-d6,δ):3.5-4.1(6H,m),4.2-4.6(2H,m),5.28(2H,s),7.15(1H,dd,J=7.5Hz),7.38(1H,dd,J=7.5Hz,2Hz),7.68(1H,dd,J=7.5Hz和2Hz)
(3)6-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:177-179℃
红外光谱(液体石蜡):1685,1650cm-1
核磁共振分析(DMSO-d6,δ):3.5-4.1(6H,m),4.2-4.6(2H,m),5.00(2H,s),7.2-7.5(2H,m),7.80(1H,d,J=2.0Hz)
(4)7-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:227-230℃(分解)
红外光谱(液体石蜡):1690,1650cm-1
核磁
共振(DMSO-d6,δ):3.4-4.0(6H,m),4.1-4.5(2H,m),5.00(2H,s),7.1-7.5(3H,m)
(5)5-甲基-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:214-217℃
红外光谱(液体石蜡):1680,1650cm-1
核磁共振(DMSO-d6,δ):2.35(3H,s),3.5-4.1(6H,m),4.2-4.6(2H,m),4.97(2H,s),7.02(1H,d,J=8Hz),7.07(1H,s),7.50(1H,d,J=8Hz)
(6)5-三氟甲基-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:216-218℃
红外光谱(液体石蜡):1690,1650cm-1
核磁共振(DMSO-d6,δ):3.5-4.1(6H,m),4.3-4.7(2H,m),5.15(2H,s),7.60(1H,d,J=8Hz),7.73(1H,s),8.00(1H,d,J=8Hz)
(7)5-氯-3-〔(4-亚硝基-1-高哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:171-172℃
红外光谱(液体石蜡):1680,1650cm-1
核磁共振(CDCl3,δ):1.8-2.3(2H,m),3.4-4.1(6H,m),4.3-4.8(4H,m),6.9-7.5(3H,m)
(8)5-氯-3-〔(3-甲基-4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:193-194℃
红外光谱(液体石蜡):1680,1650cm-1
核磁共振(DMSO-d6,60℃,δ):1.07 and 1.47(3H,2d,J=7Hz),3.1-4.4(5H,m),4.4-4.9(2H,m),4.95(2H,s),7.15(1H,dd,J=8Hz和2Hz),7.31(1H,d,J=2Hz),7.59(1H,d,J=8Hz)
(9)5-氯-6-苯基-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:263-266℃
红外光谱分析(液体石蜡):1680,1660cm-1
(10)5-氯-6-溴-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:>260℃
红外光谱分析(液体石蜡):1680,1590cm-1
(11)5-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:212-214℃
红外光谱分析(液体石蜡):1670,1590cm-1
例19
以相似于例5、6或7的方法,制得了下列化合物:
(1)5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噁唑啉酮氯化氢盐
熔点:240-242℃(分解)
红外光谱(液体石蜡):2650,2600,1775,1650,1600,1540,1250,1030,935,810,690cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),4.90(2H,s),7.15(1H,dd,J=9Hz和2Hz),7.38(1H,d,J=9Hz),7.45(1H,d,J=2Hz),9.4-10.4(1H,broad s)
质谱分析(m/e):310(M+),182,71(基峰)
计算值 对 C13H15ClN4O3·HCl
C 44.97,H 4.64,N 16.14
实验值:C 44.74,H 4.97,N 16.08
(2)4-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:237-251℃(分解)
红外光谱(液体石蜡):2760,2700,2610,1665,1630cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.9(4H,m),5.21(2H,s),7.18(1H,d,J=7.5Hz),7.38(1H,dd,J=7.5Hz and 2.0Hz),7.70(1H,dd,J=7.5Hz和2Hz),9.5-10.3(3H,broad s)
质谱分析(m/e):326(M+),226,198(基峰),170,71
计算值 对 C13H15ClN4O2S·HCl
C 42.98,H 4.44,N 15.42
实验值 C 42.93,H 4.69,N 15.52
(3)6-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:215-243℃(分解)
红外光谱(液体石蜡):2700,2600,1670,1650cm-1
核磁共振分析(DMSO-d6,δ):2.9-3.3(4H,m),3.5-3.8(4H,m),4.99(2H,s),7.25(1H,d,J=8Hz),7.42(1H,dd,J=8Hz和2Hz),7.82(1H,d,J=2Hz),9.2-10.5(3H,br s)
质谱分析(m/e):326(M+),198,170,71,36(基峰)
元素计算值 对 C13H15ClN4O2S·HCl·1/2H2O
C 41.94,H 4.60,N 15.05
实验值:C 41.75,H 4.46,N 15.19
(4)7-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:233-242℃(分解)
红外光谱(液体石蜡):2750-2600,1690,1670cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.4-3.8(4H,m),5.00(2H,s),7.1-7.5(3H,m),9.2-9.9(3H,broad s)
质谱分析(m/e):326(M+,基峰)
元素计算值 对 C13H15ClN4O2S·HCl
C 42.98,H 4.44,N 15.42
实验值:C 42.57,H 4.65,N 15.38
(5)5-甲基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:230-240℃(分解)
红外光谱(液体石蜡):2750,2670,2610,1670,1645cm-1
核磁共振分析(DMSO-d6,δ):2.34(3H,s),2.8-3.2(4H,m),3.4-3.8(4H,m),4.92(2H,s),7.00(1H,d,J=7.5Hz),7.04(1H,s),7.49(1H,d,J=7.5Hz),9.3-10.3(3H,broad s)
质谱分析(m/e):306(M+),206,178,150,71(基峰)
元素计算值 对 C14H18N4O2S·HCl
C 49.05,H 5.59,N 16.34
实验值:C 49.13,H 5.61,N 16.46
(6)5-三氟甲基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:250-260℃(分解)
红外光谱(液体石蜡):2750,2670,1690,1655cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),5.07(2H,s),7.48(1H,d,J=7.5Hz),7.60(1H,s),7.87(1H,d,J=7.5Hz),9.3-9.9(3H,broad s)
质谱分析(m/e):360(M+),204,71(基峰)
元素计算值 对 C14H15F3N4O2S·HCl·1/2H2O
C 41.44,H 4.22,N 13.81
实验值:C 41.51,H 4.45,N 13.81
(7)5-氯-3-〔(4-氨基-1-高哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:228-232℃
红外光谱(液体石蜡):3280,3160,2570,1710,1660,1620,1590,1180,1080,900,800cm-1
核磁共振分析(DMSO-d6,δ):1.8-2.3(2H,m),2.9-3.9(8H,m),4.95(2H,s),7.25(1H,dd,J=8Hz和2Hz),7.48(1H,d,J=2Hz),7.71(1H,d,J=8Hz),8.8-10.5(3H,broad s)
元素计算值 对 C14H17ClN4O2S·HCl
C 44.57,H 4.81,N 14.85
实验值:C 44.91,H 4.87,N 14.92
(8)5-氯-3-〔(4-氨基-3-甲基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:168-170℃
红外光谱(液体石蜡):3400,2670,2600,1680,1655cm-1
核磁共振(DMSO-d6,60℃,δ):1.22(3H,d,J=5Hz),2.7-3.6(5H,m),3.8-4.2(2H,m),4.94(2H,s),7.15(1H,dd,J=8Hz和2Hz),7.33(1H,d,J=2Hz),7.58(1H,d,J=8Hz),8.0-10.0(3H,broad s)
元素计算值 对C14H17ClN4O2S·HCl·H2O
C 42.54,H 5.10,N 14.17
实验值:C 42.97,H 5.12,N 13.80
(9)5-氯-6-苯基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:>270℃
红外光谱(液体石蜡):2700,2600,1690,1655,1600,1535,1460,1260,1245,1175,1075,990cm-1
核磁共振(DMSO-d6,δ):2.9-3.3(4H,m),3.6-3.9(4H,m),5.07(2H,s),7.5-7.8(7H,m),9.8(3H,br s)
(10)5-氯-6-溴-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:263-265℃(分解)
红外光谱(液体石蜡):2650,2600,1705,1660,1590,1520,1470,1380,1350,1310,1240,1190,1070,990cm-1
核磁共振分析(DMSO-d6,δ):2.8-3.3(4H,m),3.5-3.9(4H,m),5.00(2H,s),7.70(1H,s),8.17(1H,s),9.7(3H,br s)
(11)6-氯-1-〔(4-氨基-1-哌嗪基)羰甲基〕-3-羟基亚氨基-2-二氢吲哚酮氯化氢盐
熔点:209-214℃
红外光谱(液体石蜡):2600,1715,1640,1610,1380,1270,1250,1200,1100,1040,1025cm-1
核磁共振(DMSO-d6,δ):2.8-3.3(4H,m),3.4-3.8(4H,m),4.77(2H,s),7.13(1H,d,J=8Hz),7.20(1H,s),7.97(1H,d,J=8Hz)
质谱分析(m/e):337(M+),320(基峰)
(12)6-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-亚氨基苯并噻唑啉
熔点:137-142℃(分解)
红外光谱(液体石蜡):3250,1655,1610,1585,1240,1160,1025,960,800cm-1
核磁共振分析(CDCl3,δ):2.58(4H,t,J=5Hz),3.64(4H,t,J=5Hz),4.70(2H,s),6.75(1H,d,J=8Hz),7.10(1H,dd,J=2Hz和8Hz),7.15(1H,d,J=2Hz)
质谱分析(m/e):325(M+),309(基峰),225
(13)6-硝基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:240-242℃
红外光谱(液体石蜡):2700,2600,1680,1650,1605,1590,1515,1460,1380,1340,1250,1195,895cm-1
核磁共振(DMSO-d6,δ):2.9-3.9(8H,m),5.13(2H,s),7.50(1H,d,J=9Hz),8.30(1H,dd,J=9Hz,3Hz),8.77(1H,d,J=3Hz),9.8(3H,br s)
例20
将5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(2.6克)、N-(对硝基苄氧羰基)乙脒(2.0克)和二氯甲烷(24毫升)在乙醇(50毫升)中的混合物回流3小时。减压浓缩此混合物。残余物在硅胶(100克)上柱层分析,以氯仿和甲醇(20∶1)的混合物洗脱。合并含有所需要化合物的液分,蒸发,得到5-氯-3-{〔4-〔N-(对硝基苄氧羰基)亚氨代乙酰基氨基〕-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮(3.2克)淡黄色粉末。
红外光谱分析(液膜):3300,1750,1695,1680,1660,1630,1590,1520cm-1
核磁共
振分析(DMSO-d6,δ):2.1-2.9(7H,m),3.4-3.8(4H,m),4.95(2H,s),5.30(2H,s),7.1-7.8(5H,m),8.1-8.4(3H,m)
例21
将5-氯-3-{〔4-〔N-(对硝基苄氧羰基)亚氨代乙酰基氨基〕-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮(2.0克)、乙酸(0.3毫升)、水(3毫升)、10%钯/炭(2.0克)在四氢呋喃(40毫升)和甲醇(20毫升)中的混合物在氢气下保温了3小时。滤除钯/炭,滤液与乙醇共蒸发,得到的残余物经氧化铝柱层分析提纯,在乙醇中用氯化氢处理,经水、乙醇和乙醚混合物重结晶,制得5-氯-3-〔(4-亚氨代乙酰基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(0.3克)黄色结晶。
熔点:194-200℃
红外光谱(液体石蜡):3400,1695,1660,1595,1470cm-1
核磁共振(DMSO-d6,δ):2.16(3H,s),2.6-3.1(4H,m),3.5-4.0(4H,m),5.01(2H,s),7.2-7.8(3H,m),8.77(1H,s),9.56(1H,s),11.52(1H,s)
质谱分析(m/e):368(M+,基峰),334,198
元素计算值 对 C15H19N5Cl2O2S·2/3H2O
C 43.28,H 4.92,N 16.82
实验值:C 43.18,H 5.26,N 16.58
例22
向5-氯-3-〔1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(3.0克)在N,N′-二甲基甲酰胺(30毫升)和水(5毫升)混合物中的溶液中,加入5-甲基异硫脲酸盐(40克)。在80℃下,搅拌此混合物8小时,然后冷却。滤出生成的沉淀,经水(100毫升)重结晶,生成5-氯-3-〔(4-脒基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮半硫酸盐(2.63克)。
熔点:282-285℃(分解)
红外光谱(液体石蜡):3350,3070,1705,1660,1610cm-1
核磁共振分析(DMSO-d6,δ):3.3-4.0(8H,m),4.97(2H,s),7.19(1H,dd,J=7.5Hz和2Hz),7.43(1H,d,J=2Hz),7.62(1H,d,J=7.5Hz),7.9-9.0(4H,broad s)
元素计算值 对 C14H16ClN5O2S·1/2H2SO4
C 41.74,H 4.25,N 17.38
实验值:C 41.29,H 4.44,N 17.34
例23
(1)将哌嗪(86.14克,1摩尔)溶解在乙酸(300克)和水(430毫升)的冷混合物中。在10℃下,向此溶液滴加亚硝酸钠(69克,1摩尔)在水(172毫升)中的溶液。在相同温度下,搅拌此混合物1小时。在低于40℃下,将锌粉(172.3克)分次加入到含有1-亚硝基哌嗪的溶液中。加完后、将反应混合物再搅拌1小时,过滤,用水(172毫升)洗涤锌粉滤饼。向含有1-氨基哌嗪的滤液和洗液的合并溶液中,加入溶解在424毫升乙醇中的苯甲醛(106.1克)。室温搅拌1小时后,向混合物中加入乙酸乙酯(1034毫升)和氯化铵(281.4克),用6N氢氧化钠溶液调PH至9.50。滤除有机层的不溶物,水层再用乙酸乙酯(690毫升)提取。合并含1-亚苄基氨基哌嗪的提取液以硫酸镁干燥。过滤后,将硫酸镁用300毫升二氯甲烷洗涤,滤液与洗液合并。
(2)向3-羧甲基-5-氯-2-苯并噻唑啉酮(121.84克,0.5摩尔)在二氯甲烷(610毫升)和二甲基甲酰胺(61毫升)的混合溶媒中的悬浮液,加入亚硫酰氯(61克),搅拌回流1小时。向反应(1)得到的1-亚苄基氨基哌嗪溶液,加入三乙胺(126.5克)、在0℃下滴加上述的酰氯溶液。加完后,在同温度下再搅拌1小时。混合物浓缩到 1/3 体积,加入甲醇(1200毫升)。滤出沉淀,用甲醇(1200毫升)洗涤,干燥,得到5-氯-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(189.0克)。
熔点:213-215℃
红外光谱(液体石蜡):1700(sh),1680,1650,1590cm-1
核磁共振分析(DMSO-d6,δ):2.87-3.47(4H,m),3.47-3.93(4H,m),5.00(2H,s),7.10-7.87(9H,m)
例24
以相似于例1,2或23的方法,制得了下列化合物。
(1)5-氯-3-{〔4-(2-羟基亚苄基氨基)-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮
熔点:206-207℃
红外光谱(液体石蜡):1690,1660,1590cm-1
核磁共振(DMSO-d6,δ):3.0-3.5(4H,m),3.5-4.1(4H,m),5.00(2H,s),7.3-7.8(8H,m),11.07(1H,s)
(2)5-氯-3-〔(4-异亚丁基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:147-149℃
红外光谱分析(液体石蜡):1690,1650,1590cm-1
核磁共振分析(CDCl3,δ):1.05(6H,d,J=7Hz),2.45(1H,sepl,J=7Hz),3.00(4H,m),3.73(4H,m),4.70(2H,s),6.87-7.43(4H,m)
(3)6-硝基-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:248-250℃
红外光谱分析(液体石蜡):1690,1660,1460,1340,1250,1140,990cm-1
(4)6-氯-2-氧-1-〔(4-亚硝基-1-哌嗪基)羰甲基-1,2-二氢噻唑并〔5,4-b〕吡啶
熔点:220-223℃(分解)
红外光谱(液体石蜡):1705,1645,1580,1420,990cm-1
核磁共振分析(DMSO-d6,δ):3.5-4.0(6H,m),4.35(2H,m),5.04(2H,s),7.93(1H,d,J=2Hz),8.30(1H,d,J=2Hz)
质谱分析:341(M+),311,227(基峰),199,171
(5)3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:201-203℃
红外光谱(液体石蜡):1680,1640,1590,1480,1430,1340,1290,1260,1230,1195,1155,1985,795,750cm-1
核磁共振(DMSO-d6,δ):3.4-4.0(6H,m),4.1-4.6(2H,m),5.00(2H,s),7.0-7.8(4H,m)
(6)5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:261-263℃
红外光谱分析(液体石蜡):2740,2650,2570,2070,1670,1640,1590,1535,1465,1350,1250,1100,805cm-1
核磁共振(D2O,δ):3.0-3.3(4H,m),3.6-4.0(4H,m),4.93(2H,s),7.0-7.6(3H,m)
元素分析
计算值 对 C13H15ClN4O2S·HCl:
C 42.98,H 4.44,N 15.42
实验值:C 43.14,H 4.68,N 15.54
(7)6-氯-2-氧-1-〔(4-氨基-1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶氯化氢盐
熔点:238-246℃(分解)
红外光谱(液体石蜡):2700,2600,1690,1640,1580,1535,1410,1260,1200cm-1
核磁共振(DMSO-d6,δ):3.04(4H,m),3.63(4H,broad s),5.07(2H,s),8.02(1H,d,J=2Hz),8.38(1H,d,J=2Hz),9.90(3H,broad s)
质谱分析 327(M+),227,199,171,71(基峰)
元素分析
计算值 对 C12H14ClN5O2S·HCl
C 39.57,H 4.15,N 19.23
实验值:C 39.82,H 4.02,N 19.38
(8)3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:249-258℃(分解)
红外光谱(液体石蜡):2750,2700,2620,2080,1670,1640,1610,1545,1260,760cm-1
核磁共振(DMSO-d6,δ):2.8-3.3(4H,m),3.3-3.9(4H,m),4.95(2H,s),7.0-7.5(3H,m),7.63(1H,dd,J=2Hz和7.5Hz),9.0-10.5(3H,broad s)
元素分析
计算值 对 C13H16N4O2S·HCl:
C 47.49,H 5.21,N 17.04
实验值 C 47.54,H 5.02,N 17.14
(9)5-氯-3-〔(4-乙酰胺基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:284-285℃
红外光谱(液体石蜡):3220,1680,1650cm-1
核磁共振(DMSO-d6,δ):1.73,1.98(3H,2s),2.6-3.0(4H,m),3.3-3.7(4H,m),4.96(2H,s),7.26(1H,dd,J=2Hz和8Hz),7.45(1H,d,J=2Hz),7.70(1H,d,J=8Hz),8.50,9.00(1H,2s)
质谱分析 368(M+),170,43(基峰)
元素分析
计算值 对C15H17ClN4O3S:
C 48.85,H 4.65,N 15.19
实验值:C 49.00,H 4.57,N 15.19
(10)5-氯-3-〔(4-甲酰胺基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:256-258℃
红外光谱(液体石蜡):3500,3250,1710,1680,1650,1595,1460cm-1
核磁共振(DMSO-d6,δ):2.6-2.9(4H,m),3.3-3.7(4H,m),4.95(2H,s),7.1-7.8(3H,m),8.18(1H,d,J=10Hz),9.07(1H,d,J=10Hz)
质谱分析:354(M+),315,198,170,84(基峰)
元素分析
计算值 对 C14H15N4ClO3S·2/3MeOH:
C 46.83,H 4.73,N 14.89
实验值:C 46.50,H 4.49,N 15.19
(11)5-氯-3-〔(4-甲磺酰氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:202-203℃
红外光谱(液体石蜡):3230,1680,1655,1595,1460cm-1
核磁共振(DMSO-d6,δ):2.7-3.0(4H,m),2.97(3H,s),3.3-3.8(4H,m),4.96(2H,s),7.22(1H,dd,J=8Hz,2Hz),7.43(1H,d,J=2Hz),7.68(1H,d,J=8Hz),8.42(1H,s)
质谱分析:403(M+-1),389,324,198,170,99(基峰)
元素分析
计算值 对 C14H17ClN4O4S2:
C 41.53,H 4.23,N 13.84
实验值:C 41.07,H 4.05,N 13.84
(12)5-氯-3-〔(4-乙氧羰氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:160-163℃(分解)
红外光谱(液体石蜡):3240,1710,1665,1590,1550,
1460cm-1
核磁共振(DMSO-d6,δ):1.16(3H,t,J=7Hz),2.6-3.0(4H,m),3.4-3.7(4H,m),4.02(2H,q,J=7Hz),4.97(2H,s),7.1-7.8(3H,m),8.38(1H,s)
质谱分析:398(M+),352,310,226,198(基峰),170
元素分析
计算值 对 C16H19N4ClO4S·1/4C4H8O2:
C 48.51,H 5.03,N 13.31
实验值:C 48.55,H 5.02,N 13.22
(13)5-氯-3-{〔4-(4-氟苯甲酰胺基)-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮
红外光谱分析(液体石蜡):3220,1710,1665,1640,1600,1510,1460cm-1
核磁共振(CF3CO2H,δ):4.0-4.6(8H,m),5.18(2H,s),7.1-7.6(5H,m),7.9-8.2(2H,m)
元素分析
计算值 对 C20H18ClFN4O3S:
C 53.51,H 4.04,N 12.48
实验值:C 53.87,H 4.18,N 12.52
(14)5-氯-3-{〔4-〔N′(4-氟苯基)脲基〕-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮
熔点:>250℃
红外光谱(液体石蜡):3650,3430,3300,1680,1660,1590,1530,1510,1460cm-1
核磁共振(CF3CO2H,δ):3.8-4.6(8H,m),5.20(2H,s),6.9-7.6(7H,m),8.3(1H,broad s)
质谱分析:463(M+),326,226,198,170,111(基峰)
元素分析
计算值对C20H19N5ClFO3S:
C 51.82,H 4.13,N 15.10
实验值:C 51.12,H 4.42,N 14.78
(15)5-氯-3-〔(4-二甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:192-194℃
红外光谱(液体石蜡):3550,2380,1680,1630,1490cm-1
核磁共振(DMSO-d6,δ):2.85(6H,s),2.8-3.2(4H,m),3.4-3.8(4H,m),4.96(2H,s),7.20(1H,dd,J=8Hz,2Hz),7.43(1H,d,J=2Hz),7.68(1H,d,J=8Hz)
质谱分析:354(M+,基峰),226,198,170,128
元素分析
计算值 对 C15H20Cl2N4O2S·H2O:
C 44.02,H 5.41,N 13.69
实验值:C 44.13,H 5.17,N 13.59
(16)5-氯-3-〔(4-亚甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:150-152℃
红外光谱(液体石蜡):1685,1650,1590,1465cm-1
核磁共振分析(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),4.96(2H,s),6.28,6.58(2H,ABq,J=10Hz),7.1-7.8(3H,m)
质谱分析:338(M+),310,226,198,170,18(基峰)
元素分析
计算值对 C14H15N4ClO2S:
C 49.63,H 4.46,N 16.54
实验值:C 49.77,H 4.32,N 16.57
(17)5-氯-3-〔(4-甲基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:248-250℃
红外光谱(液体石蜡):3400,2650,2500,1710,1670,1595cm-1
核磁共
振分析(DMSO-d6,δ):2.69(3H,s),2.8-3.8(8H,m),4.96(2H,s),7.1-7.8(3H,m),10.8(2H,broad s)
质谱分析:340(M+),310,226,198(基峰),170
元素分析
计算值 对 C14H18Cl2N4O2S:
C 44.57,H 4.81,N 14.85
实验值:C 44.32,H 4.52,N 14.84
(18)5-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噁唑啉酮
熔点212-215℃(分解)
红外光谱分析(液体石蜡):1775,1660cm-1
核磁共振(DMSO-d6,δ):3.3-4.1(6H,m),4.2-4.7(2H,m),4.93(2H,s),7.13(1H,dd,J=7.5Hz和2Hz),7.38(1H,d,J=7.5Hz),7.45(1H,d,J=2Hz)
(19)4-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:179-180℃
红外光谱(液体石蜡):1695,1675cm-1
核磁共振(DMSO-d6,δ):3.5-4.1(6H,m),4.2-4.6(2H,m),5.28(2H,s),7.15(1H,dd,J=7.5Hz),7.38(1H,dd,J=7.5Hz,2Hz),7.68(1H,dd,J=7.5Hz和2Hz)
(20)6-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:177-179℃
红外光谱(液体石蜡):1685,1650cm-1
核磁共振(DMSO-d6,δ):3.5-4.1(6H,m),4.2-4.6(2H,m),5.00(2H,s),7.2-7.5(2H,m),7.80(1H,d,J=20Hz)
(21)7-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:227-230℃(基峰)
红外光谱(液体石蜡):1690,1650cm-1
核磁共振(DMSO-d6,δ):3.4-4.0(6H,m),4.1-4.5(2H,m),5.00(2H,s),7.1-7.5(3H,m)
(22)5-甲基-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:214-217℃
红外光谱(液体石蜡)1680,1650cm-1
核磁共振
分析(DMSO-d6,δ):2.35(3H,s),3.5-4.1(6H,m),4.2-4.6(2H,m),4.97(2H,s),7.02(1H,d,J=8Hz),7.07(1H,s),7.50(1H,d,J=8Hz)
(23)5-三氟甲基-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:216-218℃
红外光谱(液体石蜡):1690,1650cm-1
核磁共振(DMSO-d6,δ):3.5-4.1(6H,m),4.3-4.7(2H,m),5.15(2H,s),7.60(1H,d,J=8Hz),7.73(1H,s),8.00(1H,d,J=8Hz)
(24)5-氯-3-〔(4-亚硝基-1-高哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:171-172℃
红外光谱(液体石蜡):1680,1650cm-1
核磁共振(CDCl3,δ):1.8-2.3(2H,m),3.4-4.1(6H,m),4.3-4.8(4H,m),6.9-7.5(3H,m)
(25)5-氯-3-〔(3-甲基-4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:193-194℃
红外光谱(液体石蜡):1680,1650cm-1
核磁共振(DMSO-d6,60℃,δ):1.07 and 1.47(3H,2d,J=7Hz),3.1-4.4(5H,m),4.4-4.9(2H,m),4.95(2H,s),7.15(1H,dd,J=8Hz和2Hz),7.31(1H,d,J=2Hz),7.59(1H,d,J=8Hz)
(26)5-氯-6-苯基-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:263-266℃
红外光谱分析(液体石蜡):1680,1660cm-1
(27)5-氯-6-溴-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:>260℃
红外光谱(液体石蜡):1680,1590cm-1
(28)5-氯-3-〔(4-亚硝基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:212-214℃
红外光谱分析(液体石蜡):1670,1590cm-1
(29)5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噁唑啉酮氯化氢盐
熔点:240-242℃(分解)
红外光谱(液体石蜡):2650,2600,1775,1650,1600,1540,1250,1030,935,810,690cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),4.90(2H,s),7.15(1H,dd,J=9Hz和2Hz),7.38(1H,d,J=9Hz),7.45(1H,d,J=2Hz),9.4-10.4(1H,broad s)
质谱分析(m/e):310(M+),182,71(基峰)
C13H15ClN4O3·HCl
C 44.97,H 4.64,N 16.14
C 44.74,H 4.97,N 16.08
(30)4-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:237-251℃(分解)
红外光谱(液体石蜡):2760,2700,2610,1665,1630cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.9(4H,m),5.21(2H,s),7.18(1H,dd,J=7.5Hz),7.38(1H,dd,J=7.5Hz和2.0Hz),7.70(1H,dd,J=7.5Hz and 2Hz),9.5-10.3(3H,broad s)
质谱分析(m/e):326(M+),226,198(基峰),170,71
元素分析
计算值对 C13H15ClN4O2S·HCl
C 42.98,H 4.44,N 15.42
实验值:C 42.93,H 4.69,N 15.52
(31)6-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:215-243℃(分解)
红外光谱(液体石蜡):2700,2600,1670,1650cm-1
核磁共振分析(DMSO-d6,δ):2.9-3.3(4H,m),3.5-3.8(4H,m),4.99(2H,s),7.25(1H,d,J=8Hz),7.42(1H,dd,J=8Hz和2Hz),7.82(1H,d,J=2Hz),9.2-10.5(3H,br s)
质谱分析:(m/e):326(M+),198,170,71,36(基峰)
元素计算值 对 C13H15ClN4O2S·HCl·1/2H2O
C 41.94,H 4.60,N 15.05
实验值:C 41.75,H 4.46,N 15.19
(32)7-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:233-242℃(分解)
红外光谱(液体石蜡):2750-2600,1690,1670cm-1
核磁
共振(DMSO-d6,δ):2.8-3.2(4H,m),3.4-3.8(4H,m),5.00(2H,s),7.1-7.5(3H,m),9.2-9.9(3H,broad s)
质谱分析(m/e):326(M+,基峰)
元素计算值 对 C13H15ClN4O2S·HCl
C 42.98,H 4.44,N 15.42
实验值:C 42.57,H 4.65,N 15.38
(33)5-甲基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:230-240℃(分解)
红外光谱(液体石蜡):2750,2670,2610,1670,1645cm-1
核磁共振(DMSO-d6,δ):2.34(3H,s),2.8-3.2(4H,m),3.4-3.8(4H,m),4.92(2H,s),7.00(1H,d,J=7.5Hz),7.04(1H,s),7.49(1H,d,J=7.5Hz),9.3-10.3(3H,broad s)
质谱分析(m/e):306(M+),206,178,150,71(基峰)
元素计算值 对 C14H18N4O2S·HCl
C 49.05,H 5.59,N 16.34
实验值:C 49.13,H 5.61,N 16.46
(34)5-三氟甲基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:250-260℃(分解)
红外光谱(液体石蜡):2750,2670,1690,1655cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),5.07(2H,s),7.48(1H,d,J=7.5Hz),7.60(1H,s),7.87(1H,d,J=7.5Hz),9.3-9.9(3H,broad s)
质谱分析(m/e):360(M+),204,71(基峰)
元素计算值 对 C14H15F3N4O2S·HCl·1/2H2O
C 41.44,H 4.22,N 13.81
实验值:C 41.51,H 4.45,N 13.81
(35)5-氯-3-〔(4-氨基-1-高哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:228-232℃
红外光谱(液体石蜡):3280,3160,2570,1710,1660,1620,1590,1180,1080,900,800cm-1
核磁共振(DMSO-d6,δ):1.8-2.3(2H,m),2.9-3.9(8H,m),4.95(2H,s),7.25(1H,dd,J=8Hz and 2Hz),7.48(1H,d,J=2Hz),7.71(1H,d,J=8Hz),8.8-10.5(3H,broad s)
元素计算值 对 C14H17ClN4O2S·HCl
C 44.57,H 4.81,N 14.85
实验值:C 44.91,H 4.87,N 14.92
(36)5-氯-3-〔(4-氨基-3-甲基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:168-170℃
红外光谱分析(液体石蜡):3400,2670,2600,1680,1655cm-1
核磁共振分析(DMSO-d6,60℃,δ):1.22(3H,d,J=5Hz),2.7-3.6(5H,m),3.8-4.2(2H,m),4.94(2H,s),7.15(1H,dd,J=8Hz和2Hz),7.33(1H,d,J=2Hz),7.58(1H,d,J=8Hz),8.0-10.0(3H,broad s)
元素计算值 对 C14H17ClN4O2S·HCl·H2O
C 42.54,H 5.10,N 14.17
实验值:C 42.97,H 5.12,N 13.80
(37)5-氯-6-苯基-3-〔(4-氨基-1-哌嗪基)羰甲基-2-苯并噻唑啉酮氯化氢盐
熔点:>270℃
红外光谱(液体石蜡):2700,2600,1690,1655,1600,1535,1460,1260,1245,1175,1075,990cm-1
核磁共振(DMSO-d6,δ):2.9-3.3(4H,m),3.6-3.9(4H,m),5.07(2H,s),7.5-7.8(7H,m),9.8(3H,br s)
(38)5-氯-6-溴-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:263-265℃
红外光谱(液体石蜡):2650,2600,1705,1660,1590,1520,1470,1380,1350,1310,1240,1190,1070,990cm-1
核磁共振(DMSO-d6,δ):2.8-3.3(4H,m),3.5-3.9(4H,m),5.00(2H,s),7.70(1H,s),8.17(1H,s),9.7(3H,br s)
(39)5-氯-3-{〔4-〔N-(对硝基苄氧羰基)-亚氨代乙酰基氨基〕-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮
红外光谱分析(液体
石蜡):3300,1750,1695,1680,1660,1630,1590,1520cm-1
核磁共振(DMSO-d6,δ):2.1-2.9(7H,m),3.4-3.8(4H,m),4.95(2H,s),5.30(2H,s),7.1-7.8(5H,m),8.1-8.4(3H,m)
(40)5-氯-3-〔(4-亚氨代乙酰基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:194-200℃
红外光谱分析(液
体石蜡):3400,1695,1660,1595,1470cm-1
(DMSO-d6,δ):2.16(3H,s),2.6-3.1(4H,m),3.5-4.0(4H,m),5.01(2H,s),7.2-7.8(3H,m),8.77(1H,s),9.56(1H,s),11.52(1H,s)
质谱分析(m/e):368(M+,基峰),334,198
元素计算值 对 C15H19N5Cl2O2S·2/3H2O:
C 43.28,H 4.92,N 16.82
实验值:C 43.18,H 5.26,N 16.58
(41)5-氯-3-〔(4-脒基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮半硫酸盐
熔点:282-285℃(分解)
红外光谱(液体石蜡):3350,3070,1705,1660,1610cm-1
核磁共振(DMSO-d6,δ):3.3-4.0(8H,m),4.97(2H,s),7.19(1H,dd,J=7.5Hz和2Hz),7.43(1H,d,J=2Hz),7.62(1H,d,J=7.5Hz),7.9-9.0(4H,broad s)
元素计算值 对 C14H16ClN5O2S·1/2H2SO4
C 41.74,H 4.25,N 17.38
实验值:C 41.29,H 4.44,N 17.34
(42)6-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-亚氨基苯并噻唑啉
熔点:137-142℃(分解)
红外光谱(液体石蜡):3250,1655,1610,1585,1240,1160,1025,960,800cm-1
核磁共振(CDCl3,δ):2.58(4H,t,J=5Hz),3.64(4H,t,J=5Hz),4.70(2H,s),6.75(1H,d,J=8Hz),7.10(1H,dd,J=2Hz和8Hz),7.15(1H,d,J=2Hz)
质谱分析(m/e):325(M+),309(基峰),225
(43)6-硝基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:240-242℃
红外光谱分析(液
体石蜡):2700,2600,1680,1650,1590,1515,1460,1380,1340,1250,1195,895cm-1
核磁共振(DMSO-d6,δ):2.9-3.9(8H,m),5.13(2H,s),7.50(1H,dd,J=9Hz),8.30(1H,dd,J=9Hz,3Hz),8.77(1H,d,J=3Hz),9.8(3H,br s)
(44)6-氯-1-〔(4-氨基-1-哌嗪基)羰甲基〕-3-羟亚氨基-2-吲哚啉酮氯化氢盐
熔点:209-214℃
红外光谱分析
(液体石蜡):2600,1715,1640,1610,1380,1270,1250,1200,1100,1040,1025cm-1
核磁共振分析(DMSO-d6,δ):2.8-3.3(4H,m),3.4-3.80(4H,m),4.77(2H,s),7.13(1H,d,J=8Hz),7.20(1H,s),7.97(1H,d,J=8Hz)
质谱分析(m/e):337(M+),320(基峰 peak)
例25
向盐酸羟胺(25.2克)在乙腈(300毫升)和6N盐酸(150毫升)混合溶媒中的溶液中,加入5-氯-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(15克)。室温下,将形成的溶液搅拌过夜。在冰冷却下搅拌5小时后,滤出结晶沉淀,相继用水(30毫升)和二氯甲烷(75毫升)洗涤。该产物悬浮在水(30毫升)中,然后过滤,得到5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(8.60克)。
熔点:261-263℃
红外光谱分析(液体石蜡):2740,2650,2570,2070,1670,1640,1590,1535,1465,1350,1250,1100,805cm-1
核磁共振分析(D2O,δ):3.0-3.3(4H,m),3.6-4.0(4H,m),4.93(2H,s),7.0-7.6(3H,m)
元素分析
计算值 对 C13H15ClN4O2S·HCl:
C 42.98,H 4.44,N 15.42
实验值:C 43.14,H 4.68,N 15.54
例26
向盐酸羟胺(3.2克)在乙腈(40毫升)和6N盐酸(20毫升)混合溶媒中的溶液中,加入5-氯-3-{〔4-(2-羟基亚苄基氨基)-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮(2克)。室温下,将形成的溶液搅拌过夜。冰冷却下搅拌5小时后,滤出结晶沉淀,相继用水(4毫升)和二氯甲烷(10毫升)洗涤。该产物悬浮在水(4毫升)中进一步洗涤,过滤,得到5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(1.0克)
熔点:261-263℃
红外光谱(液体石蜡):2740,2650,2570,2070,1670,1640,1590,1535,1465,1350,1250,1100,805cm-1
核磁共振(D2O,δ):3.0-3.3(4H,m),3.6-4.0(4H,m),4.93(2H,s),7.0-7.6(3H,m)
元素分析
计算值 对 C13H15ClN4O2S·HCl:
C 42.98,H 4.44,N 15.42
实验值:C 43.14,H 4.68,N 15.54
例27
向盐酸羟胺(5.48克)在乙腈(60毫升)和6N盐酸(30毫升)的混合溶媒中的溶液中,加入5-氯-3-〔(4-异亚丁基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮(3.0克)。室温下,将形成的溶液搅拌过夜。冰冷却下搅拌5小时后,滤出结晶沉淀,相继用水(6毫升)和二氯甲烷(15毫升)洗涤。该产物悬浮在水(6毫升)中进一步洗涤,过滤,得到5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐(1.93克)。
熔点:261-263℃
红外光谱(液体石蜡):2740,2650,2570,2070,1670,1640,1590,1535,1465,1350,1250,1100,805cm-1
核磁共振(D2O,δ):3.0-3.3(4H,m),3.6-4.0(4H,m),4.93(2H,s),7.0-7.6(3H,m)
元素分析
计算值 对C13H15ClN4O2S·HCl:
C 42.98,H 4.44,N 15.42
实验值:C 43.14,H 4.68,N 15.54
例28
以与例25、26或27相似的方法,制得了下列化合物。
(1)6-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-亚氨基苯并噻唑啉
熔点:137-142℃
红外光谱(液体石蜡):3250,1655,1610,1585,1240,1160,1025,960,800cm-1
核磁共振(CDCl3,δ):2.58(4H,t,J=5Hz),3.64(4H,t,J=5Hz),4.70(2H,s),6.75(1H,d,J=8Hz),7.10(1H,dd,J=2Hz,8Hz),7.15(1H,d,J=2Hz)
质谱分析(m/e):325(M+),309(基峰),225
(2)6-硝基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:240-242℃
红外光谱(液体石蜡):2700,2600,1680,1650,1605,1590,1515,1460,1380,1340,1250,1195,895cm-1
核磁共振(DMSO-d6,δ):2.9-3.9(8H,m),5.13(2H,s),7.50(1H,d,J=9Hz),8.30(1H,dd,J=9Hz,3Hz),8.77(1H,d,J=3Hz),9.8(3H,br s)
(3)5-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噁唑啉酮氯化氢盐
熔点:240-242℃(分解)
红外光谱分析
(液体石蜡):2650,2600,1775,1650,1600,1540,1250,1030,935,810,690cm-1
核磁
共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),4.90(2H,s),7.15(1H,dd,J=9Hz和2Hz),7.38(1H,d,J=9Hz),7.45(1H,d,J=2Hz),9.4-10.4(1H,broad s)
质谱分析(m/e):310(M+),182,71(基峰)
元素计算值 对 C13H15ClN4O3·HCl
C 44.97,H 4.64,N 16.14
实验值:C 44.74,H 4.97,N 16.08
(4)4-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:237-251℃(分解)
红外光谱分析
(液体石蜡):2760,2700,2610,1665,1630cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.9(4H,m),5.21(2H,s),7.18(1H,dd,J=7.5Hz),7.38(1H,dd,J=7.5Hz and 2.0Hz),7.70(1H,dd,J=7.5Hz,2Hz),9.5-10.3(3H,broad s)
质谱分析(m/e):326(M+),226,198(基峰),170,71
元素计算值对C13H15ClN4O2S·HCl
C 42.98,H 4.44,N 15.42
实验值:C 42.93,H 4.69,N 15.52
(5)6-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:215-243℃(分解)
红外光谱(液体石蜡):2700,2600,1670,1650cm-1
核磁共振(DMSO-d6,δ):2.9-3.3(4H,m),3.5-3.8(4H,m),4.99(2H,s),7.25(1H,d,J=8Hz),7.42(1H,dd,J=8Hz和2Hz),7.82(1H,d,J=2Hz),9.2-10.5(3H,br s)
质谱分析(m/e):326(M+),198,170,71,36(基峰)
元素计算值 对 C13H15ClN4O2S·HCl·1/2H2O
C 41.94,H 4.60,N 15.05
实验值:C 41.75,H 4.46,N 15.19
(6)7-氯-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:233-242℃(分解)
红外光谱(液体石蜡):2750-2600,1690,1670cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.4-3.8(4H,m),5.00(2H,s),7.1-7.5(3H,m),9.2-9.9(3H,broad s)
质谱分析(m/e):326(M+,基峰)
元素计算值 对 C13H15ClN4O2S·HCl
C 42.98,H 4.44,N 15.42
实验值:C 42.57,H 4.65,N 15.38
(7)5-甲基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:230-240℃(分解)
红外光谱(液体石蜡):2750,2670,2610,1670,1645cm-1(DMSO-d6,δ):2.34(3H,s),2.8-3.2(4H,m),3.4-3.8(4H,m),4.92(2H,s),7.00(1H,d,J=7.5Hz),7.04(1H,s),7.49(1H,d,J=7.5Hz),9.3-10.3(3H,broad s)
质谱分析(m/e):306(M+),206,178,150,71(基峰),
元素计算值 对 C14H18N4O2S·HCl
C 49.05,H 5.59,N 16.34
实验值:C 49.13,H 5.61,N 16.46
(8)5-三氟甲基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:250-260℃(分解)
红外光谱(液体石蜡):2750,2670,1690,1655cm-1
核磁共振(DMSO-d6,δ):2.8-3.2(4H,m),3.5-3.8(4H,m),5.07(2H,s),7.48(1H,d,J=7.5Hz),7.60(1H,s),7.87(1H,d,J=7.5Hz),9.3-9.9(3H,broad s)
质谱分析(m/e):360(M+),204,71(基峰)
元素计算值 对 C14H15F3N4O2S·HCl·1/2H2O
C 41.44,H 4.22,N 13.81
实验值:C 41.51,H 4.45,N 13.81
(9)5-氯-3-〔(4-氨基-1-高哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:228-232℃(分解)
红外光谱(液体石蜡):3280,3160,2570,1710,1660,1620,1590,1180,1080,900,800cm-1
核磁共振(DMSO-d6,δ):1.8-2.3(2H,m),2.9-3.9(8H,m),4.95(2H,s),7.25(1H,dd,J=8Hz和2Hz),7.48(1H,d,J=2Hz),7.71(1H,d,J=8Hz),8.8-10.5(3H,broad s)
元素计算值 对 C14H17ClN4O2S·HCl
C 44.57,H 4.81,N 14.85
实验值:C 44.91,H 4.87,N 14.92
(10)5-氯-3-〔(4-氨基-3-甲基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:168-170℃(分解)
红外光谱(液体石蜡):3400,2670,2600,1680,1655cm-1
核磁共振(DMSO-d6,60℃,δ):1.22(3H,d,J=5Hz),2.7-3.6(5H,m),3.8-4.2(2H,m),4.94(2H,s),7.15(1H,dd,J=8Hz和2Hz),7.33(1H,d,J=2Hz),7.58(1H,d,J=8Hz),8.0-10.0(3H,broad s)
元素计算值 对 C14H17ClN4O2S·HCl·H2O
C 42.54,H 5.10,N 14.17
实验值:C 42.97,H 5.12,N 13.80
(11)5-氯-6-苯基-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:>270℃
红外光谱(液体石蜡):2700,2600,1690,1655,1600,1535,1460,1260,1245,1175,1075,990cm-1
核磁共振(DMSO-d6,δ):2.9-3.3(4H,m),3.6-3.9(4H,m),5.07(2H,s),7.5-7.8(7H,m),9.8(3H,br s)
(12)5-氯-6-溴-3-〔(4-氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:263-265℃(分解)
红外光谱(液体石蜡):2650,2600,1705,1660,1590,1520,1470,1380,1350,1310,1240,1190,1070,990cm-1
核磁共
振分析(DMSO-d6,δ):2.8-3.3(4H,m),3.5-3.9(4H,m),5.00(2H,s),7.70(1H,s),8.17(1H,s),9.7(3H,br s)
(13)6-氯-2-氧-1-〔(4-氨基-1-哌嗪基)羰甲基〕-1,2-二氢噻唑并〔5,4-b〕吡啶氯化氢盐
熔点:238-246℃(分解)
红外光谱(液体石蜡):2700,2600,1690,1640,1580,1535,1410,1260,1200cm-1
核磁共振(DMSO-d6,δ):3.04(4H,m),3.63(4H,broad s),5.07(2H,s),8.02(1H,d,J=2Hz),8.38(1H,d,J=2Hz),9.90(3H,broad s)
质谱分析:327(M+),227,199,171,71(基峰)
元素分析
计算值 对 C12H14ClN5O2S·HCl
C 39.57,H 4.15,N 19.23
实验值:C 39.82,H 4.02,N 19.38
(14)3-〔(4-氨基-1-哌嗪)羰甲基〕-2-苯并噻唑啉酮氯化氢盐
熔点:249-258℃(分解)
红外光谱(液体石蜡):2750,2700,2620,2080,1670,1640,1610,1545,1260,760cm-1
核磁共振(DMSO-d6,δ):2.8-3.3(4H,m),3.3-3.9(4H,m),4.95(2H,s),7.0-7.5(3H,m),7.63(1H,dd,J=2Hz和7.5Hz),9.0-10.5(3H,broad s)
元素分析
计算值 对C13H16N4O2S·HCl:
C 47.49,H 5.21,N 17.04
实验值:C 47.54,H 5.02,N 17.14
例29
以与例15相似的方法,制得了下列化合物。
(1)5-氯-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:213-215℃
红外光谱(液体石蜡):1700(sh),1680,1650,1590cm-1
核磁共振分析(DMSO-d6,δ):2.87-3.47(4H,m),3.47-3.93(4H,m),5.00(2H,s),7.10-7.87(9H,m)
(2)6-氯-1-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2,3-二氢吲哚二酮
熔点:241-243℃
红外光谱(液体石蜡):1755,1735,1665,1620,1375,1255,1130,1100,1000cm-1
(3)6-氯-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2,-亚氨苯并噻唑啉
熔点:158-160℃(分解)
红外光谱(液体石蜡):3350,1625,1575,990,800,750cm-1
(4)5-氯-3-{〔4-(2-羟基亚苄基氨基)-1-哌嗪基〕羰甲基}-2-苯并噻唑啉酮
熔点:206-207℃
红外光谱(液体石蜡):1690,1660,1590cm-1
核磁共振(DMSO-d6,δ):3.0-3.5(4H,m),3.5-4.1(4H,m),5.00(2H,s),7.3-7.8(8H,m),11.07(1H,s)
(5)5-氯-3-〔(4-异亚丁基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:147-149℃
红外光谱(液体石蜡):1690,1650,1590cm-1
核磁共振分析(CDCl3,δ):1.05(6H,d,J=7Hz),2.45(1H,sepl,J=7Hz),3.00(4H,m),3.73(4H,m),4.70(2H,s),6.87-7.43(4H,m)
(6)6-硝基-3-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2-苯并噻唑啉酮
熔点:248-250℃
红外光谱(液体石蜡):1690,1660,1460,1340,1250,1140,990cm-1
例30
将6-氯-1-〔(4-亚苄基氨基-1-哌嗪基)羰甲基〕-2,3-二氢吲哚二酮(1.5克)和盐酸羟胺(2.5克)在乙腈(100毫升)、浓盐酸(50毫升)和水(50毫升)中的混合物,在40℃下加热2小时。该反应混合物浓缩至20毫升,滤出出现的沉淀并风干。先用甲醇水溶液重结晶此粗制物,再用水重结晶,得到6-氯-1-〔(4-氨基-1-哌嗪基)羰甲基〕-3-羟亚氨基-2-二氢吲哚酮氯化氢盐(0.54克)
熔点:209-214℃
红外光谱(液体石蜡):2600,1715,1640,1610,1380,1270,1250,1200,1100,1040,1025cm-1
核磁共振分析(DMSO-d6,δ):2.8-3.3(4H,m),3.4-3.8(4H,m),4.77(2H,s),7.13(1H,d,J=8Hz),7.20(1H,s),7.97(1H,d,J=8Hz)
质谱分析(m/e):337(M+),320
Claims (1)
1、制备下式化合物或其可用作药物的盐的方法,其中
其中R1和R2各自是氢、卤素、芳基、低级烷基、卤代(低级)烷基或硝基,
R3是低级亚烷基,
R4和R5各自是低级亚烷基,
X是CH或N,
Y是S、O、NH、C=N-OH或CO
Z是O或NH,和
其中R6和R7各自是氢、低级烷基、酰基或1-亚氨低级烷基,其可由酯化的羧基所取代、或结构式为-N=R8的基团,其中R8是低级亚烷基(RCH=),其可以由适宜的取代基任意取代的芳基所取代。
此方法包括:
(1)结构式如下的化合物,或其羧基的活性衍生物或其盐与结构式
如下的化合物、或其在氨基上的活性衍生物、或其盐反应,生成结构
式如下的化合物,或其盐。其中R1、R2、R3、R4、R5、X、Y、
Z和A各自如上所定义。
(2)结构式如下的化合物或其盐进行亚硝化反应,生成结构式如下
的化合物或其盐。其中R1、R2、R3、R4、R5、X、Y和Z各自如
上所定义。
(3)还原结构式如下的化合物或其盐生成结构式如下的化合物或其
盐,其中R1、R2、R3、R4、R5、X、Y和Z各自如上所定义。
(4)酰化结构式如下的化合物或其盐,生成结构式如下的化合物或
其盐,其中R1、R2、R3、R4、R5、X、Y和Z各自如上所定义,
R6是酰基。
(5)烷基化结构式如下的化合物或其盐,生成结构式如下的化合物
或其盐,其中R1、R2、R3、R4、R5、X、Y和Z各自如上所定义,
R6是低级烷基,R7是氢或低级烷基。
(6)结构式如下的化合物或其盐,与结构式如下的化合物反应,
生成结构式如下的化合物或其盐,其中R1、R2、R3、R4、R5、X、
Y和Z各自如上所定义,R9是氢、低级烷基或由适宜取代基任意取代的芳基。
(7)还原结构式如下的化合物或其盐,生成结构式如下的化合物
或其盐,其中R1、R2、R3、R4、R5、R9、X、Y和Z各自如上所
定义
(8)结构式如下的化合物或其盐经水解,生成结构式如下的化合物
或其盐。其中R1、R2、R3、R4、R5、X、Y和Z各自如上所定义。
R10是酰基,R11是氢,或R10和R11结合在一起形成结构式=R8的基团,R8如上所定义。
(9)结构式如下的化合物或其盐,与结构式为
的化合物或其盐反应,生成结构式如下的化合物或其盐,其中R1、R2、R3、R4、R5、X、Y和Z各自如上所定义,R12是低级烷基,
R13是酯化了的羧基。
(10)还原结构式如下的化合物或其盐,生成结构式如下的化合物或
其盐,其中R1、R2、R3、R4、R5、R12、R13、X、Y和Z分别如
上所定义。
的化合物或其盐反应,生成结构式如下的化合物或其盐,其中R1、R2、
R3、R4、R5、X、Y和Z分别如上所定义,R14是低级烷硫基。
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GB8714596D0 (en) * | 1987-06-22 | 1987-07-29 | Fujisawa Pharmaceutical Co | Thiazolopyridine compounds |
FR2663929A1 (fr) * | 1990-06-29 | 1992-01-03 | Adir | Nouveaux derives d'oxazolo pyridines, leur procede de preparation et les compositions pharmaceutiques qui les contiennent. |
FR2669336B1 (fr) * | 1990-11-20 | 1993-01-22 | Adir | Nouveaux derives d'oxazolo pyridines, leurs procedes de preparation et les compositions pharmaceutiques qui les contiennent. |
IT1251144B (it) * | 1991-07-30 | 1995-05-04 | Boehringer Ingelheim Italia | Derivati del benzimidazolone |
IL115420A0 (en) | 1994-09-26 | 1995-12-31 | Zeneca Ltd | Aminoheterocyclic derivatives |
WO1997028128A1 (en) | 1996-02-02 | 1997-08-07 | Zeneca Limited | Heterocyclic compounds useful as pharmaceutical agents |
GB9602294D0 (en) * | 1996-02-05 | 1996-04-03 | Zeneca Ltd | Heterocyclic compounds |
DE19618970A1 (de) * | 1996-05-10 | 1997-11-13 | Klinge Co Chem Pharm Fab | Neue Thiazolopyridine |
DE19618999A1 (de) * | 1996-05-10 | 1997-11-13 | Klinge Co Chem Pharm Fab | Neue Benzothiazolinone |
JP2000516602A (ja) * | 1996-08-14 | 2000-12-12 | ゼネカ・リミテッド | 置換ピリミジン誘導体および薬剤としてのそれらの使用 |
UA56197C2 (uk) | 1996-11-08 | 2003-05-15 | Зенека Лімітед | Гетероциклічні похідні |
WO1998035956A1 (en) | 1997-02-13 | 1998-08-20 | Zeneca Limited | Heterocyclic compounds useful as oxido-squalene cyclase inhibitors |
DK0966462T3 (da) | 1997-02-13 | 2003-09-22 | Astrazeneca Ab | Heterocykliske forbindelser, der er egnede som oxidosqualencyklaseinhibitorer |
NZ502642A (en) | 1997-07-03 | 2002-06-28 | Du Pont Pharm Co | Imidazopyrimidines and imidazopyridines for the treatment of neurological disorders |
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GR65270B (en) * | 1978-10-10 | 1980-07-31 | Fujisawa Pharmaceutical Co | Isatin derivatives and processes for the preparation thereof |
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JPS6063972A (ja) * | 1983-09-17 | 1985-04-12 | Sumitomo Electric Ind Ltd | クライオスタツト |
-
1986
- 1986-01-17 GB GB868601160A patent/GB8601160D0/en active Pending
- 1986-12-23 US US06/945,853 patent/US4797399A/en not_active Expired - Fee Related
- 1986-12-29 ZA ZA869748A patent/ZA869748B/xx unknown
- 1986-12-31 FI FI865369A patent/FI865369A7/fi not_active Application Discontinuation
-
1987
- 1987-01-05 IL IL81172A patent/IL81172A0/xx unknown
- 1987-01-06 NO NO870053A patent/NO870053L/no unknown
- 1987-01-08 DK DK008687A patent/DK8687A/da unknown
- 1987-01-14 PT PT84103A patent/PT84103A/pt unknown
- 1987-01-15 EP EP87100448A patent/EP0232740A1/en not_active Withdrawn
- 1987-01-16 JP JP62008379A patent/JPS62181253A/ja active Pending
- 1987-01-16 OA OA59044A patent/OA08462A/xx unknown
- 1987-01-16 AU AU67626/87A patent/AU6762687A/en not_active Abandoned
- 1987-01-17 KR KR870000328A patent/KR870007163A/ko not_active Withdrawn
- 1987-01-17 CN CN198787100707A patent/CN87100707A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS62181253A (ja) | 1987-08-08 |
KR870007163A (ko) | 1987-08-17 |
FI865369A7 (fi) | 1987-07-18 |
EP0232740A1 (en) | 1987-08-19 |
US4797399A (en) | 1989-01-10 |
NO870053D0 (no) | 1987-01-06 |
FI865369A0 (fi) | 1986-12-31 |
PT84103A (en) | 1987-02-01 |
NO870053L (no) | 1987-07-20 |
GB8601160D0 (en) | 1986-02-19 |
IL81172A0 (en) | 1987-08-31 |
ZA869748B (en) | 1987-08-26 |
DK8687A (da) | 1987-07-18 |
AU6762687A (en) | 1987-07-23 |
OA08462A (fr) | 1988-07-29 |
DK8687D0 (da) | 1987-01-08 |
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