JP7122004B2 - アミド化合物の製造方法 - Google Patents
アミド化合物の製造方法 Download PDFInfo
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- JP7122004B2 JP7122004B2 JP2019514568A JP2019514568A JP7122004B2 JP 7122004 B2 JP7122004 B2 JP 7122004B2 JP 2019514568 A JP2019514568 A JP 2019514568A JP 2019514568 A JP2019514568 A JP 2019514568A JP 7122004 B2 JP7122004 B2 JP 7122004B2
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- Prior art keywords
- group
- amino
- compound
- optionally substituted
- amide compound
- Prior art date
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- -1 amide compound Chemical class 0.000 title claims description 297
- 238000004519 manufacturing process Methods 0.000 title claims description 45
- 125000004432 carbon atom Chemical group C* 0.000 claims description 70
- 239000003054 catalyst Substances 0.000 claims description 47
- 125000001424 substituent group Chemical group 0.000 claims description 47
- 125000000623 heterocyclic group Chemical group 0.000 claims description 40
- 125000003118 aryl group Chemical group 0.000 claims description 32
- 125000003277 amino group Chemical group 0.000 claims description 31
- 238000010511 deprotection reaction Methods 0.000 claims description 29
- 238000007112 amidation reaction Methods 0.000 claims description 28
- 125000001931 aliphatic group Chemical group 0.000 claims description 27
- 125000002723 alicyclic group Chemical group 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 125000006239 protecting group Chemical group 0.000 claims description 22
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 18
- 150000002736 metal compounds Chemical class 0.000 claims description 18
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 17
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 16
- 230000009435 amidation Effects 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 15
- 150000001413 amino acids Chemical class 0.000 claims description 14
- 125000005843 halogen group Chemical group 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 13
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 claims description 11
- 125000004185 ester group Chemical group 0.000 claims description 10
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 229920006395 saturated elastomer Polymers 0.000 claims description 9
- 125000002947 alkylene group Chemical group 0.000 claims description 7
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- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 claims description 5
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- 125000003088 (fluoren-9-ylmethoxy)carbonyl group Chemical group 0.000 claims description 4
- LJCZNYWLQZZIOS-UHFFFAOYSA-N 2,2,2-trichlorethoxycarbonyl chloride Chemical compound ClC(=O)OCC(Cl)(Cl)Cl LJCZNYWLQZZIOS-UHFFFAOYSA-N 0.000 claims description 4
- UFBJCMHMOXMLKC-UHFFFAOYSA-N 2,4-dinitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O UFBJCMHMOXMLKC-UHFFFAOYSA-N 0.000 claims description 4
- 125000001917 2,4-dinitrophenyl group Chemical group [H]C1=C([H])C(=C([H])C(=C1*)[N+]([O-])=O)[N+]([O-])=O 0.000 claims description 4
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- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 3
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- 125000005147 toluenesulfonyl group Chemical group C=1(C(=CC=CC1)S(=O)(=O)*)C 0.000 claims description 3
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- 125000005336 allyloxy group Chemical group 0.000 claims description 2
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- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 2
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 claims description 2
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 claims description 2
- 239000011135 tin Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 44
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 21
- 125000003545 alkoxy group Chemical group 0.000 description 20
- 239000003446 ligand Substances 0.000 description 19
- 229940024606 amino acid Drugs 0.000 description 18
- 235000001014 amino acid Nutrition 0.000 description 18
- 238000000034 method Methods 0.000 description 16
- 125000000217 alkyl group Chemical group 0.000 description 13
- 125000004104 aryloxy group Chemical group 0.000 description 13
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 11
- 108010016626 Dipeptides Proteins 0.000 description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 125000003342 alkenyl group Chemical group 0.000 description 10
- 150000007942 carboxylates Chemical class 0.000 description 9
- 239000002243 precursor Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- WIQIWPPQGWGVHD-JEDNCBNOSA-N [(2s)-1-[(2-methylpropan-2-yl)oxy]-1-oxopropan-2-yl]azanium;chloride Chemical compound Cl.C[C@H](N)C(=O)OC(C)(C)C WIQIWPPQGWGVHD-JEDNCBNOSA-N 0.000 description 8
- 150000001408 amides Chemical class 0.000 description 8
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 8
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 8
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 7
- 239000012298 atmosphere Substances 0.000 description 7
- DWKPPFQULDPWHX-VKHMYHEASA-N l-alanyl ester Chemical compound COC(=O)[C@H](C)N DWKPPFQULDPWHX-VKHMYHEASA-N 0.000 description 7
- ROHFNLRQFUQHCH-YFKPBYRVSA-N L-leucine Chemical compound CC(C)C[C@H](N)C(O)=O ROHFNLRQFUQHCH-YFKPBYRVSA-N 0.000 description 6
- COLNVLDHVKWLRT-QMMMGPOBSA-N L-phenylalanine Chemical compound OC(=O)[C@@H](N)CC1=CC=CC=C1 COLNVLDHVKWLRT-QMMMGPOBSA-N 0.000 description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- 125000000304 alkynyl group Chemical group 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 238000005984 hydrogenation reaction Methods 0.000 description 6
- 238000005160 1H NMR spectroscopy Methods 0.000 description 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 5
- QNAYBMKLOCPYGJ-REOHCLBHSA-N L-alanine Chemical compound C[C@H](N)C(O)=O QNAYBMKLOCPYGJ-REOHCLBHSA-N 0.000 description 5
- 125000003440 L-leucyl group Chemical group O=C([*])[C@](N([H])[H])([H])C([H])([H])C(C([H])([H])[H])([H])C([H])([H])[H] 0.000 description 5
- 229940059260 amidate Drugs 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- NPUKDXXFDDZOKR-LLVKDONJSA-N etomidate Chemical compound CCOC(=O)C1=CN=CN1[C@H](C)C1=CC=CC=C1 NPUKDXXFDDZOKR-LLVKDONJSA-N 0.000 description 5
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 5
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- 239000000047 product Substances 0.000 description 5
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 125000003412 L-alanyl group Chemical group [H]N([H])[C@@](C([H])([H])[H])(C(=O)[*])[H] 0.000 description 4
- AGPKZVBTJJNPAG-WHFBIAKZSA-N L-isoleucine Chemical compound CC[C@H](C)[C@H](N)C(O)=O AGPKZVBTJJNPAG-WHFBIAKZSA-N 0.000 description 4
- 125000003368 amide group Chemical group 0.000 description 4
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- GTCAXTIRRLKXRU-UHFFFAOYSA-N methyl carbamate Chemical compound COC(N)=O GTCAXTIRRLKXRU-UHFFFAOYSA-N 0.000 description 4
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- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- GCPVYIPZZUPXPB-UHFFFAOYSA-I tantalum(v) bromide Chemical compound Br[Ta](Br)(Br)(Br)Br GCPVYIPZZUPXPB-UHFFFAOYSA-I 0.000 description 1
- OEIMLTQPLAGXMX-UHFFFAOYSA-I tantalum(v) chloride Chemical compound Cl[Ta](Cl)(Cl)(Cl)Cl OEIMLTQPLAGXMX-UHFFFAOYSA-I 0.000 description 1
- 229910052713 technetium Inorganic materials 0.000 description 1
- GKLVYJBZJHMRIY-UHFFFAOYSA-N technetium atom Chemical compound [Tc] GKLVYJBZJHMRIY-UHFFFAOYSA-N 0.000 description 1
- CESUXLKAADQNTB-UHFFFAOYSA-N tert-butanesulfinamide Chemical compound CC(C)(C)S(N)=O CESUXLKAADQNTB-UHFFFAOYSA-N 0.000 description 1
- TZHVYFBSLOMRCU-YFKPBYRVSA-N tert-butyl (2s)-2-aminopropanoate Chemical compound C[C@H](N)C(=O)OC(C)(C)C TZHVYFBSLOMRCU-YFKPBYRVSA-N 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
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 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
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 229960002898 threonine Drugs 0.000 description 1
- 125000002827 triflate group Chemical group FC(S(=O)(=O)O*)(F)F 0.000 description 1
- 150000003658 tungsten compounds Chemical class 0.000 description 1
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 description 1
- 229960004295 valine Drugs 0.000 description 1
- 239000004474 valine Substances 0.000 description 1
- 150000003682 vanadium compounds Chemical class 0.000 description 1
- LVLANIHJQRZTPY-UHFFFAOYSA-N vinyl carbamate Chemical compound NC(=O)OC=C LVLANIHJQRZTPY-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 description 1
- QMBQEXOLIRBNPN-UHFFFAOYSA-L zirconocene dichloride Chemical compound [Cl-].[Cl-].[Zr+4].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 QMBQEXOLIRBNPN-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/02—Preparation of carboxylic acid amides from carboxylic acids or from esters, anhydrides, or halides thereof by reaction with ammonia or amines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C231/00—Preparation of carboxylic acid amides
- C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
- C07C237/02—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton
- C07C237/04—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated
- C07C237/12—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atoms of the carboxamide groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/06—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/50—Complexes comprising metals of Group V (VA or VB) as the central metal
- B01J2531/58—Tantalum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0201—Oxygen-containing compounds
- B01J31/0211—Oxygen-containing compounds with a metal-oxygen link
- B01J31/0212—Alkoxylates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
- B01J31/36—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of vanadium, niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
- C07C271/10—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C271/20—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
- C07C271/10—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C271/22—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Indole Compounds (AREA)
Description
項1. 金属化合物からなる触媒の存在下に、下記一般式(1)で表されるアミノエステル化合物と、アミノ化合物とを反応させて、前記アミノエステル化合物のエステル基をアミド化するアミド化工程を備える、アミド化合物の製造方法。
基PGは、アミノ基の保護基を示す。Aは、置換基を有していてもよい炭素数1~3の直鎖または分岐鎖のアルキレン基を示す。pは、0または1である。]
項2. 前記アミド化工程の後、得られたアミド化合物において、前記一般式(1)で表されるアミノエステル化合物に由来する保護基PGを脱保護してアミノ基に変換する脱保護工程をさらに備えている、項1に記載のアミド化合物の製造方法。
項3. 金属化合物からなる触媒の存在下に、前記一般式(1)で表されるアミノエステル化合物と、項2で得られたアミノ基を有するアミド化合物とを反応させて、前記アミノエステル化合物のエステル基をアミド化するアミド化工程をさらに備える、項2に記載のアミド化合物の製造方法。
項4. 前記基PGが、tert-ブトキシカルボニル基(Boc)、ベンジル基(Bn)、ベンジルオキシカルボニル基(Cbz)、ベンゾイル基(Bz)、2,2,2-トリクロロエトキシカルボニル基(Troc)、アリルオキシカルボニル基(Alloc)、2,4-ジニトロフェニル基(2,4-DNP)、フタロイル基(Phth)、パラメトキシベンゾイル基(PMPCO)、シンナモイル基、トルエンスルホニル基(Ts)、2又は4-ニトロベンゼンスルホニル基(Ns)、又は9-フルオレニルメチルオキシカルボニル基(Fmoc)である、項1~3のいずれかに記載のアミド化合物の製造方法。
項5. 前記アミノ化合物が、下記一般式(3)で表されるアミノ化合物である、項1~4のいずれかに記載のアミド化合物の製造方法。
項6. 前記アミノ化合物が、アミノ酸もしくはその塩、又はアミノ酸エステルもしくはその塩である、項1~4のいずれかに記載のアミド化合物の製造方法。
項7. 前記アミノエステル化合物を100mol%とした場合に、前記触媒の使用量が、20mol%以下である、項1~6のいずれかに記載のアミド化合物の製造方法。
項8. アミド化反応は、塩基の存在下で行われる、項1~7のいずれかに記載のアミド化合物の製造方法。
項9. アミド化反応で得られるアミド化合物が、下記一般式(4)である、項1~8のいずれかに記載のアミド化合物の製造方法。
項10. 金属化合物からなる触媒の存在下に、下記一般式(11)で表されるアミノカルボン酸化合物と、アミノ化合物とを、金属カルボキシレートを経由して、前記アミノカルボン酸化合物の前記カルボキシ基をアミド化するアミド化工程を備える、アミド化合物の製造方法。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)(2.5当量)、触媒 (10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、ベンジル基(Bn)でアミノ基が保護されたL-アラニンメチルエステル塩酸塩1(Bn-L-Ala-OMe)(1.5当量)とを、温度60℃で反応させて、下記式で表されるアミド化合物2(ジペプチド前駆体)を合成した。収率を表1に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)を所定の量を適宜加え、触媒としてTa(OEt)5(10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、ベンジル基(Bn)でアミノ基が保護されたL-アラニンメチルエステル塩酸塩1(Bn-L-Ala-OMe)(1.5当量)とを、温度60℃、24時間反応させて、下記式で表されるアミド化合物2(ジペプチド前駆体)を合成した。収率を表2に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)(1.0当量)、表3に記載の触媒(10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、ベンゾイル基(Bz)でアミノ基が保護されたL-アラニンメチルエステル3(Bz-L-Ala-OMe)(表3に記載の量)とを、表3に記載の温度及び時間の条件で反応させて、下記式で表されるアミド化合物4(ジペプチド前駆体)を合成した。収率を表3に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)(1.0当量)、表4に記載の触媒(10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、パラメトキシベンゾイル基(PMPCO)でアミノ基が保護されたL-アラニンメチルエステル5(PMPCO-L-Ala-OMe)(1.5当量)とを、表4に記載の温度及び時間の条件で反応させて、下記式で表されるアミド化合物(ジペプチド前駆体)を合成した。収率を表4に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)(1.0当量)、触媒 (10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、ベンジルオキシカルボニル基(Cbz)でアミノ基が保護されたL-アラニンメチルエステル7(Cbz-L-Ala-OMe)(表5の量)とを、表5に記載の温度及び時間の条件で反応させて、下記式で表されるアミド化合物8(ジペプチド前駆体)を合成した。収率を表5に示す。
触媒を用いなかったこと以外は、実施例5のエントリー3と同様にしてアミド化反応を行った。その結果、上記式8で表されるアミド化合物の収率は3%であった。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)(1.0当量)、表6に記載の触媒(10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、ブトキシカルボニル基(Boc)でアミノ基が保護されたL-アラニンメチルエステル9(Boc-L-Ala-OMe)(表6の量)とを、表6に記載の温度及び時間の条件で反応させて、下記式で表されるアミド化合物10(ジペプチド前駆体)を合成した。収率を表6に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)(1.0当量)、触媒 (10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、ブトキシカルボニル基(Boc)でアミノ基が保護されたL-アラニンメチルエステル(Boc-L-Ala-OMe)(1.5当量)とを、マイクロウェーブ下(MW)に、表7に記載の温度及び時間の条件で反応させて、下記式で表されるアミド化合物10(ジペプチド前駆体)を合成した。収率を表7に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)、触媒としてのTa(OEt)5(5-10mol%)存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、2,2,2-トリクロロエトキシカルボニル基(Troc)でアミノ基が保護されたL-アラニンメチルエステル11(Troc-L-Ala-OMe)(1.5当量)とを、表8に記載の温度及び時間の条件で反応させて、下記で表されるアミド化合物12(ジペプチド前駆体)を合成した。収率を表8に示す。
下記式に示すように、窒素ガス雰囲気下、塩基としてのトリエチルアミン(Et3N)、触媒としてのTa(OEt)5(10mol%)の存在下、アミノ化合物としてのL-アラニンt-ブチルエステル塩酸塩(L-Ala-Ot-Bu・HCl、0.5mmol)と、フタロイル基(Phth)でアミノ基が保護されたL-アラニンメチルエステル(Phth-L-Ala-OMe)(1.5当量)とを、温度60℃、24時間反応させて、下記で表されるアミド化合物(ジペプチド前駆体)を合成した(収率60%)。
下記の各反応条件により、水素ガス存在下、各種アミド化合物の保護基(Cbz)の脱保護反応を行った。その結果、収率は、全て99%以上(Crude)であった。
下記の各反応条件により、Ta(OMe)5触媒及びシリル化剤(TMS-イミダゾール)の存在下に、アミノカルボン酸化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。各反応条件おける収率を併記する。なお、下記反応式において、L-AlaはL-アラニン残基、L-IleはL-イソロイシン残基、L-PheはL-フェニルアラニン残基、L-LeuはL-ロイシン残基、L-ValはL-バリン残基を意味する。
下記の各反応条件により、Ta(OMe)5触媒及びシリル化剤(TMS-イミダゾール)の存在下に、アミノカルボン酸化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。各反応条件おける収率を併記する。なお、下記反応式において、L-AlaはL-アラニン残基、L-IleはL-イソロイシン残基、L-PheはL-フェニルアラニン残基、L-LeuはL-ロイシン残基はL-ロイシン残基を意味する。また、Boc-L-Tle-OHは、N-(tert-ブトキシカルボニル)-L-tert-ロイシンである。
下記の各反応条件により、Ta(OMe)5触媒及び各種配位子(リガンド)の存在下に、アミノエステル化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。配位子毎の収率を反応式の下に示す。なお、配位子を用いなかった場合の収率は41%である。下記反応式において、L-AlaはL-アラニン残基を意味する。また、Boc-(L-Ala)2-OMeは、N-(tert-ブトキシカルボニル)-L-アラニン-L-アラニンメチルエステルである。
下記の各反応条件により、Ta(OMe)5触媒及び配位子(リガンド)の存在下に、アミノエステル化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。生成物毎の収率を下記式の下に示す。なお、下記反応式において、L-AlaはL-アラニン残基、ValはL-バリン残基、LeuはL-ロイシン残基、ILeはL-イソロイシン残基、Glyはグリシン残基、PheはL-フェニルアラニン残基、Thr(OtBu)はO-(tert-ブチル)L-スレオニン残基を意味する。
下記の各反応条件により、チタン触媒(Cp2TiCl2又は(i-PrO)2TiCl2)及びシリル化剤(TMS-イミダゾール)の存在下に、アミノカルボン酸化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。なお、下記反応式において、L-GlyはL-グリシン残基、L-LeuはL-ロイシン残基、L-Pheはフェニルアラニン残基を意味する。
<実施例16>
下記の各反応条件により、Pd(OAc)2触媒及び各種配位子(リガンド)の存在下に、アミノエステル化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。配位子毎の収率を反応式の表9に示す。なお、配位子を用いなかった場合の収率は35%である。
下記の各反応条件により、各種触媒の存在下に、アミノエステル化合物と、アミノ化合物とを反応させて、アミド化合物を製造した。触媒毎の収率を反応式の表10に示す。
下記の反応条件により、Ta(OMe)5触媒の存在下に、アミノエステル化合物と、各種アミノ化合物とを反応させて、各種アミド化合物を製造した。生成物毎の収率を反応式の下に示す。
下記の反応条件により、Ta(OMe)5触媒の存在下に、アミノエステル化合物と、各種アミノ化合物とを反応させて、各種アミド化合物を製造した。生成物毎の収率を反応式の下に示す。
下記の反応条件により、Ta(OMe)5触媒の存在下に、アミノエステル化合物と、各種アミノ化合物とを反応させて、各種アミド化合物を製造した。生成物毎の収率を反応式の下に示す。
Claims (9)
- 金属化合物からなる触媒の存在下に、下記一般式(1)で表されるアミノエステル化合物(但し、エステル基-COOR 1 に対してα位、β位、γ位、又はδ位の炭素に水酸基が結合する化合物は除く。)と、アミノ化合物とを反応させて、前記アミノエステル化合物のエステル基をアミド化するアミド化工程を備えると共に、
金属化合物からなる触媒が、タンタル、ニオブ、ハフニウム、鉛、チタン、マンガン、パラジウム、スズ、マグネシウム、タングステン、及びアルミニウムから選択される1以上の金属を含む化合物である、アミド化合物の製造方法。
- 前記アミド化工程の後、得られたアミド化合物において、前記一般式(1)で表されるアミノエステル化合物に由来する保護基PGを脱保護してアミノ基に変換する脱保護工程をさらに備えている、請求項1に記載のアミド化合物の製造方法。
- 金属化合物からなる触媒の存在下に、前記一般式(1)で表されるアミノエステル化合物と、請求項2で得られたアミノ基を有するアミド化合物とを反応させて、前記アミノエステル化合物のエステル基をアミド化するアミド化工程をさらに備える、請求項2に記載のアミド化合物の製造方法。
- 前記基PGが、tert-ブトキシカルボニル基(Boc)、ベンジル基(Bn)、ベンジルオキシカルボニル基(Cbz)、ベンゾイル基(Bz)、2,2,2-トリクロロエトキシカルボニル基(Troc)、アリルオキシカルボニル基(Alloc)、2,4-ジニトロフェニル基(2,4-DNP)、フタロイル基(Phth)、パラメトキシベンゾイル基(PMPCO)、シンナモイル基、トルエンスルホニル基(Ts)、2又は4-ニトロベンゼンスルホニル基(Ns)、又は9-フルオレニルメチルオキシカルボニル基(Fmoc)である、請求項1~3のいずれかに記載のアミド化合物の製造方法。
- 前記アミノ化合物が、アミノ酸もしくはその塩、又はアミノ酸エステルもしくはその塩である、請求項1~4のいずれかに記載のアミド化合物の製造方法。
- 前記アミノエステル化合物を100mol%とした場合に、前記触媒の使用量が、20mol%以下である、請求項1~6のいずれかに記載のアミド化合物の製造方法。
- アミド化反応は、塩基の存在下で行われる、請求項1~7のいずれかに記載のアミド化合物の製造方法。
- アミド化反応で得られるアミド化合物が、下記一般式(4)である、請求項1~8のいずれかに記載のアミド化合物の製造方法。
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