JP6246589B2 - ナルトレキソンの製造方法 - Google Patents
ナルトレキソンの製造方法 Download PDFInfo
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- JP6246589B2 JP6246589B2 JP2013537002A JP2013537002A JP6246589B2 JP 6246589 B2 JP6246589 B2 JP 6246589B2 JP 2013537002 A JP2013537002 A JP 2013537002A JP 2013537002 A JP2013537002 A JP 2013537002A JP 6246589 B2 JP6246589 B2 JP 6246589B2
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- Prior art keywords
- naltrexone
- noroxymorphone
- nalmefene
- cyclopropylmethyl
- reaction
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- DQCKKXVULJGBQN-XFWGSAIBSA-N naltrexone Chemical compound N1([C@@H]2CC3=CC=C(C=4O[C@@H]5[C@](C3=4)([C@]2(CCC5=O)O)CC1)O)CC1CC1 DQCKKXVULJGBQN-XFWGSAIBSA-N 0.000 title claims description 57
- 229960003086 naltrexone Drugs 0.000 title claims description 56
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 238000000034 method Methods 0.000 claims description 92
- HLMSIZPQBSYUNL-IPOQPSJVSA-N Noroxymorphone Chemical compound O=C([C@@H]1O2)CC[C@@]3(O)[C@H]4CC5=CC=C(O)C2=C5[C@@]13CCN4 HLMSIZPQBSYUNL-IPOQPSJVSA-N 0.000 claims description 47
- 239000000203 mixture Substances 0.000 claims description 44
- WJBLNOPPDWQMCH-MBPVOVBZSA-N Nalmefene Chemical compound N1([C@@H]2CC3=CC=C(C=4O[C@@H]5[C@](C3=4)([C@]2(CCC5=C)O)CC1)O)CC1CC1 WJBLNOPPDWQMCH-MBPVOVBZSA-N 0.000 claims description 36
- 229960005297 nalmefene Drugs 0.000 claims description 33
- ZFPGARUNNKGOBB-UHFFFAOYSA-N 1-Ethyl-2-pyrrolidinone Chemical compound CCN1CCCC1=O ZFPGARUNNKGOBB-UHFFFAOYSA-N 0.000 claims description 26
- 239000002253 acid Substances 0.000 claims description 25
- 238000006243 chemical reaction Methods 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 17
- AEILLAXRDHDKDY-UHFFFAOYSA-N bromomethylcyclopropane Chemical group BrCC1CC1 AEILLAXRDHDKDY-UHFFFAOYSA-N 0.000 claims description 16
- 239000002516 radical scavenger Substances 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 14
- 239000011541 reaction mixture Substances 0.000 claims description 14
- 239000000010 aprotic solvent Substances 0.000 claims description 11
- -1 cyclopropylmethyl halide Chemical class 0.000 claims description 11
- 238000007239 Wittig reaction Methods 0.000 claims description 8
- 125000004186 cyclopropylmethyl group Chemical group [H]C([H])(*)C1([H])C([H])([H])C1([H])[H] 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 6
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims description 5
- 235000015497 potassium bicarbonate Nutrition 0.000 claims description 5
- 239000011736 potassium bicarbonate Substances 0.000 claims description 5
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims description 5
- 239000003586 protic polar solvent Substances 0.000 claims description 5
- 239000003610 charcoal Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims 1
- 229940086066 potassium hydrogencarbonate Drugs 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 23
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 13
- 238000004128 high performance liquid chromatography Methods 0.000 description 12
- 239000008194 pharmaceutical composition Substances 0.000 description 11
- GYWMRGWFQPSQLK-OPHZJPRHSA-N (4r,4as,7as,12bs)-3-(cyclopropylmethyl)-7-methylidene-2,4,5,6,7a,13-hexahydro-1h-4,12-methanobenzofuro[3,2-e]isoquinoline-4a,9-diol;hydron;chloride Chemical compound Cl.N1([C@@H]2CC3=CC=C(C=4O[C@@H]5[C@](C3=4)([C@]2(CCC5=C)O)CC1)O)CC1CC1 GYWMRGWFQPSQLK-OPHZJPRHSA-N 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 239000012458 free base Substances 0.000 description 9
- 229960000677 nalmefene hydrochloride Drugs 0.000 description 7
- 239000003826 tablet Substances 0.000 description 7
- 230000029936 alkylation Effects 0.000 description 6
- 238000005804 alkylation reaction Methods 0.000 description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 5
- 239000000908 ammonium hydroxide Substances 0.000 description 5
- 239000002585 base Substances 0.000 description 5
- 208000007848 Alcoholism Diseases 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 239000004480 active ingredient Substances 0.000 description 4
- 201000007930 alcohol dependence Diseases 0.000 description 4
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000005292 vacuum distillation Methods 0.000 description 4
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 3
- SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000002671 adjuvant Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000004821 distillation Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 150000007530 organic bases Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 206010012335 Dependence Diseases 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 2
- 238000007126 N-alkylation reaction Methods 0.000 description 2
- 229940127450 Opioid Agonists Drugs 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 230000001476 alcoholic effect Effects 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 150000004683 dihydrates Chemical class 0.000 description 2
- 208000035475 disorder Diseases 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000003937 drug carrier Substances 0.000 description 2
- 150000007529 inorganic bases Chemical class 0.000 description 2
- 229960001375 lactose Drugs 0.000 description 2
- 239000008101 lactose Substances 0.000 description 2
- 235000019359 magnesium stearate Nutrition 0.000 description 2
- 239000003401 opiate antagonist Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 208000020016 psychiatric disease Diseases 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- QMFVIJMHPXUVOL-RCGDHTHDSA-N (4r,4as,7ar,12bs)-4a,9-dihydroxy-1,2,3,4,5,6,7a,13-octahydro-4,12-methanobenzofuro[3,2-e]isoquinoline-7-one;hydrochloride Chemical compound Cl.O=C([C@@H]1O2)CC[C@@]3(O)[C@H]4CC5=CC=C(O)C2=C5[C@@]13CCN4 QMFVIJMHPXUVOL-RCGDHTHDSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- 208000001613 Gambling Diseases 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 229940123257 Opioid receptor antagonist Drugs 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 208000007271 Substance Withdrawal Syndrome Diseases 0.000 description 1
- 206010048010 Withdrawal syndrome Diseases 0.000 description 1
- USDJGQLNFPZEON-UHFFFAOYSA-N [[4,6-bis(hydroxymethylamino)-1,3,5-triazin-2-yl]amino]methanol Chemical compound OCNC1=NC(NCO)=NC(NCO)=N1 USDJGQLNFPZEON-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000556 agonist Substances 0.000 description 1
- 230000002152 alkylating effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000008064 anhydrides Chemical group 0.000 description 1
- 229960004977 anhydrous lactose Drugs 0.000 description 1
- 239000005557 antagonist Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- ZVTQWXCKQTUVPY-UHFFFAOYSA-N chloromethylcyclopropane Chemical compound ClCC1CC1 ZVTQWXCKQTUVPY-UHFFFAOYSA-N 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000012050 conventional carrier Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 235000019788 craving Nutrition 0.000 description 1
- 229960000913 crospovidone Drugs 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 229940102223 injectable solution Drugs 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- JHKJQWFHNIOUKY-UHFFFAOYSA-N iodomethylcyclopropane Chemical compound ICC1CC1 JHKJQWFHNIOUKY-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229940057948 magnesium stearate Drugs 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 1
- 239000008108 microcrystalline cellulose Substances 0.000 description 1
- 229940016286 microcrystalline cellulose Drugs 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- 230000002969 morbid Effects 0.000 description 1
- PSHKMPUSSFXUIA-UHFFFAOYSA-N n,n-dimethylpyridin-2-amine Chemical compound CN(C)C1=CC=CC=N1 PSHKMPUSSFXUIA-UHFFFAOYSA-N 0.000 description 1
- 229950010675 nalmefene hydrochloride dihydrate Drugs 0.000 description 1
- 231100001092 no hepatotoxicity Toxicity 0.000 description 1
- 229940127240 opiate Drugs 0.000 description 1
- 239000003182 parenteral nutrition solution Substances 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 235000013809 polyvinylpolypyrrolidone Nutrition 0.000 description 1
- 229920000523 polyvinylpolypyrrolidone Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 229940116238 revex Drugs 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- HRQDCDQDOPSGBR-UHFFFAOYSA-M sodium;octane-1-sulfonate Chemical compound [Na+].CCCCCCCCS([O-])(=O)=O HRQDCDQDOPSGBR-UHFFFAOYSA-M 0.000 description 1
- 239000007909 solid dosage form Substances 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 235000012222 talc Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 125000003944 tolyl group Chemical group 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D489/00—Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:
- C07D489/06—Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula: with a hetero atom directly attached in position 14
- C07D489/08—Oxygen atom
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/04—Centrally acting analgesics, e.g. opioids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Pain & Pain Management (AREA)
- Pulmonology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Description
本明細書全体にわたって、「ナルトレキソン」および「ナルメフェン」という用語は、遊離塩基および薬学的に許容される塩などのあらゆる形態の化合物を含むことが意図される。遊離塩基および薬学的に許容される塩としては、無水物の形態および水和物などの溶媒和形態が挙げられる。無水物の形態および溶媒和物としては、アモルファスおよび結晶の形態が挙げられる。特定の実施形態において、ナルトレキソンは、遊離塩基の形態である。特定の実施形態において、ナルメフェンは、塩酸塩の形態である。
本発明者らは、N−エチル−2−ピロリドン中でハロゲン化シクロプロピルメチルでアルキル化することによって、ノルオキシモルホン[4,5−α−エポキシ−3,14−ジヒドロキシ−モルフィナン−6−オン]からナルトレキソン[17−(シクロプロピルメチル)−4,5α−エポキシ−3,14−ジヒドロキシ−モルフィナン−6−オン]を生成するための改善されたプロセスを発見した。本発明者らは、N−エチル−2−ピロリドン中でアルキル化が行われると、反応速度を効率的に制御できること、および化学的に純粋な化合物としてナルトレキソンが高い収率で得られることを発見した。
a)反応混合物を酸と混合するステップ、
b)反応混合物を濃縮するステップ、
c)得られた混合物を水と混合するステップ、
d)任意選択で、反応混合物を酸と混合するステップ、
e)任意選択で、混合物を炭により処理するステップ、
f)得られた混合物を塩基と混合するステップ、
g)得られた固体を単離するステップ。
h)任意選択で、水に該固体を懸濁させ、酸と混合した後で塩基と混合し、その後、得られた固体を単離するステップ。
i)該固体を乾燥するステップ
を含む方法によって単離される。
以下に、本発明の実施形態を開示する。第1の実施形態をE1と表し、第2の実施形態をE2と表し、以下も同様である。
a)反応混合物を酸と混合するステップ、
b)反応混合物を濃縮するステップ、
c)得られた混合物を水と混合するステップ、
d)任意選択で、反応混合物を酸と混合するステップ、
e)任意選択で、混合物を炭により処理するステップ、
f)得られた混合物を塩基と混合するステップ、
g)得られた固体を単離するステップ。
h)任意選択で、水に該固体を懸濁させ、酸と混合した後で塩基と混合し、その後、得られた固体を単離するステップ。
i)該固体を乾燥するステップ
を含む方法によって単離される、実施形態1〜24のいずれかに記載の方法。
ii)i)から得られたナルトレキソンを、任意選択でウィッティヒ反応によって、さらに加工してナルメフェンにするステップ
を含む、ナルメフェンの製造方法。
iii)薬学的に許容される塩としてナルメフェンを沈殿させるステップ、
iv)任意選択で、得られたナルメフェン塩を精製するステップ
を含む、実施形態36に記載の方法。
カラム:Zorbax Eclipse XDB、150×4.6mm、5μmまたは同等のもの
移動相A:緩衝液
移動相B:アセトニトリル
緩衝液:1Lの水に1.1gのオクタンスルホン酸ナトリウムを溶解させ、H3PO4によりpHを2.3に調節したもの。
カラム温度:35℃
検出器:230nmのUV
流速:1.2ml/分
注入量:20μl
分析時間:45分間
Claims (16)
- N−エチル−2−ピロリドンの存在下でノルオキシモルホンをハロゲン化シクロプロピルメチルと反応させる、下記式にて示されるステップを含み、
前記反応が酸捕捉剤の存在下で行われ、前記酸捕捉剤が少なくとも炭酸水素カリウム、又はN,N−ジイソプロピルエチルアミンを含む、ナルトレキソンの製造方法。 - 酸捕捉剤が、N,N−ジイソプロピルエチルアミンである、請求項1に記載の方法。
- ハロゲン化シクロプロピルメチルが、臭化シクロプロピルメチルである、請求項1〜2のいずれか一項に記載の方法。
- ハロゲン化シクロプロピルメチルとの反応に先立って、ノルオキシモルホンがN−エチル−2−ピロリドンおよび非プロトン性溶媒と混合され、その際、ノルオキシモルホン、N−エチル−2−ピロリドンおよび非プロトン性溶媒の混合物が濃縮される、請求項1〜3のいずれか一項に記載の方法。
- N−エチル−2−ピロリドンが、ノルオキシモルホンに対して0.5:1から10:1の重量比で使用される、請求項1〜4のいずれか一項に記載の方法。
- ノルオキシモルホンと酸捕捉剤のモル比が、1:0.5から1:2である、請求項1〜5のいずれか一項に記載の方法。
- ノルオキシモルホンとハロゲン化シクロプロピルメチルのモル比が、1:1から1:2である、請求項1〜6のいずれか一項に記載の方法。
- 反応温度が、30〜100℃の範囲である、請求項1〜7のいずれか一項に記載の方法。
- 反応温度が、50〜70℃の範囲である、請求項8に記載の方法。
- N−エチル−2−ピロリドンの存在下でノルオキシモルホンをハロゲン化シクロプロピルメチルと反応させるステップを含み、下記式にて示される、ナルトレキソンの製造方法であって、
形成されたナルトレキソンが、
a)形成されたナルトレキソンを含む反応混合物を酸と混合するステップ、
b)ステップa)で得られた反応混合物を濃縮するステップ、
c)ステップb)で得られた混合物を水と混合するステップ、
d)任意選択で、ステップc)で得られた反応混合物を酸と混合するステップ、
e)任意選択で、ステップc)またはd)で得られた混合物を炭により処理するステップ、
f)ステップc)、d)、またはe)で得られた混合物を塩基と混合するステップ、
g)ステップf)で得られた固体を単離するステップ、
h)任意選択で、水に前記固体を懸濁させ、酸と混合した後で塩基と混合し、その後、得られた固体を単離するステップ、および
i)前記固体を乾燥するステップ
を含む方法によって単離される、方法。 - i)請求項1〜10のいずれかに記載の方法によってナルトレキソンを製造するステップ、
ii)i)から得られたナルトレキソンを、任意選択でウィッティヒ反応によって、さらに加工してナルメフェンにするステップ
を含む、ナルメフェンの製造方法。 - 後に続く、
iii)薬学的に許容される塩としてナルメフェンを沈殿させるステップ、
iv)任意選択で、得られたナルメフェン塩を精製するステップ
を含む、請求項11に記載の方法。 - 反応温度が、50〜55℃の範囲である、請求項9に記載の方法。
- 反応温度が、55〜60℃の範囲である、請求項9に記載の方法。
- 反応温度が、60〜65℃の範囲である、請求項9に記載の方法。
- 反応温度が、65〜70℃の範囲である、請求項9に記載の方法。
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