JPH06511256A - フルニクシンとその中間物質の製造方法 - Google Patents
フルニクシンとその中間物質の製造方法Info
- Publication number
- JPH06511256A JPH06511256A JP5511700A JP51170093A JPH06511256A JP H06511256 A JPH06511256 A JP H06511256A JP 5511700 A JP5511700 A JP 5511700A JP 51170093 A JP51170093 A JP 51170093A JP H06511256 A JPH06511256 A JP H06511256A
- Authority
- JP
- Japan
- Prior art keywords
- compound
- acid
- formula
- mta
- methyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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 to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/80—Acids; Esters in position 3
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
- C07C211/45—Monoamines
- C07C211/47—Toluidines; Homologues thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
- C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C233/02—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
- C07C233/04—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
- C07C233/07—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a six-membered aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pain & Pain Management (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.以下の工程からなるフルニクシンおよび薬剤上許容できるその塩の製造方法 : a)構造式(III)の化合物: ▲数式、化学式、表等があります▼(III)(式中のZは水素かハロブロック グループである)をメチル化して化合物(V): ▲数式、化学式、表等があります▼(V)(式中のZは上で規定したとおりであ る)を得る;b)Zがハロブロッキンググループである構造式(V)の化合物の 、第一の代替方法においては、化合物(V)を還元剤と反応させて化合物(VI ):▲数式、化学式、表等があります▼(VI);を得て;次いで化合物(VI )を酸で加水分解して2−メチル−3−トリフルオロメチルアニリン(MTA) を得る;あるいは、Zがハロブロッキンググループである構造式(V)の化合物 の、第二の代替方法においては、化合物(V)を酸で加水分解して化合物(VI I):▲数式、化学式、表等があります▼(VII)(式中のZ′はハロブロッ キンググループである)を得て;次いで化合物(VII)を還元剤と反応させて MTAを得る;あるいは、Zが水素である構造式(V)の化合物の、第三の代替 方法においては、化合物(VI)を反応混合物から分離し、次いで化合物(VI )を酸で加水分解してMTAを得る;あるいは、 Zが水素である構造式(V)の化合物の、第四の代替方法においては、反応混合 物を酸で加水分解し;次いで反応混合物からMTAを分離する;c)上の工程b )の全ての方法で得られる2−メチル−3−トリフルオロメチルアニリン(MT A)を、2−[[2−メチル−3−(トリフルオロメチル)−フェニル]アミノ ]−3−ピリジンカルボン酸(フルニクシン)または、薬剤上許容できるその塩 へ変換する。 2.化合物(III)をブチルリチウムとジメチル硫酸を用いてメチル化し、酸 が臭化水素である請求項1記載の方法。 3.次の構造式の化合物: ▲数式、化学式、表等があります▼(V)(式中のZ1はハロブロッキンググル ープである)の製造方法であって、該方法は構造式(III): ▲数式、化学式、表等があります▼(III)(式中のZ′は上で規定したとお りである)の化合物を、アルキル−あるいはアリールリチウム試薬およびメチル 化親電子物質を用いてメチル化して化合物(V)を得ることからなる。 4.Z1が塩素、アルキルリチウム試薬がブチルリチウム、そしてメチル化親電 子物質がジメチル硫酸である請求項3記載の方法。 5.次の構造式の化合物: ▲数式、化学式、表等があります▼(VI)を臭化水素と反応させてMTAを得 ることからなる、2−メチル−3−トリフルオロメチルアニリン(MTA)の製 造方法。 6.次の構造式の化合物: ▲数式、化学式、表等があります▼(V)(式中のZは水素あるいはハロブロッ キンググループである)7.Zが水素である請求項11記載の化合物。 8.式中のZが塩素である請求項11記載の化合物。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81218391A | 1991-12-20 | 1991-12-20 | |
| US812,183 | 1991-12-20 | ||
| PCT/US1992/010696 WO1993013070A1 (en) | 1991-12-20 | 1992-12-16 | Process for preparing flunixin and intermediates thereof |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7263173A Division JP2679963B2 (ja) | 1991-12-20 | 1995-10-11 | フルニクシンの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06511256A true JPH06511256A (ja) | 1994-12-15 |
| JP2535135B2 JP2535135B2 (ja) | 1996-09-18 |
Family
ID=25208786
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5511700A Expired - Lifetime JP2535135B2 (ja) | 1991-12-20 | 1992-12-16 | フルニクシンとその中間物質の製造方法 |
| JP7263173A Expired - Lifetime JP2679963B2 (ja) | 1991-12-20 | 1995-10-11 | フルニクシンの製造方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7263173A Expired - Lifetime JP2679963B2 (ja) | 1991-12-20 | 1995-10-11 | フルニクシンの製造方法 |
Country Status (20)
| Country | Link |
|---|---|
| US (2) | US5484931A (ja) |
| EP (1) | EP0619809B1 (ja) |
| JP (2) | JP2535135B2 (ja) |
| KR (1) | KR100206629B1 (ja) |
| AT (1) | ATE129701T1 (ja) |
| AU (1) | AU659530B2 (ja) |
| BG (1) | BG62137B1 (ja) |
| CA (1) | CA2126210C (ja) |
| CZ (2) | CZ289634B6 (ja) |
| DE (1) | DE69205842T2 (ja) |
| DK (1) | DK0619809T3 (ja) |
| ES (1) | ES2079242T3 (ja) |
| GR (1) | GR3018476T3 (ja) |
| HK (1) | HK185796A (ja) |
| HU (2) | HU213473B (ja) |
| NZ (1) | NZ246433A (ja) |
| PL (1) | PL175962B1 (ja) |
| RU (1) | RU2081105C1 (ja) |
| SK (1) | SK280074B6 (ja) |
| WO (1) | WO1993013070A1 (ja) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE129701T1 (de) * | 1991-12-20 | 1995-11-15 | Schering Corp | Verfahren zur herstellung von flunixin und zwischenprodukten dafür. |
| JP2698306B2 (ja) * | 1993-01-18 | 1998-01-19 | セントラル硝子株式会社 | 2−メチル−3−アミノベンゾトリフロライドの製造方法 |
| FR2787445B1 (fr) * | 1998-12-17 | 2001-01-19 | Rhone Poulenc Agrochimie | Procede de preparation de para-trifluoromethylanilines polyhalogenees |
| FR2796067B1 (fr) * | 1999-07-05 | 2001-09-07 | Rhodia Chimie Sa | Perfectionnement a l'echange et a la liberation d'une amine, de son fluorure de carbamoyle |
| EP1903040A4 (en) | 2005-07-05 | 2010-08-04 | Banyu Pharma Co Ltd | PROCESS FOR THE PREPARATION OF A 4 (3H) -CHINAZOLINONE DERIVATIVE |
| TWI368504B (en) * | 2007-12-14 | 2012-07-21 | Schering Plough Ltd | Process for recovering florfenicol and florfenicol analogs |
| US20110062039A1 (en) * | 2009-09-16 | 2011-03-17 | Prokop Marigale A | Cord Management System for Appliances |
| CN102442944B (zh) * | 2011-12-14 | 2014-01-01 | 齐鲁动物保健品有限公司 | 一种氟尼辛的制备方法 |
| CN103570558A (zh) * | 2013-11-11 | 2014-02-12 | 湖北中牧安达药业有限公司 | 一种2-甲基-3-三氟甲基苯胺的合成方法 |
| CN104193674B (zh) * | 2014-08-27 | 2016-05-25 | 济南久隆医药科技有限公司 | 一种氟尼辛葡甲胺的合成方法 |
| CN107260664A (zh) * | 2017-07-28 | 2017-10-20 | 吉林省力畜达动物药业有限公司 | 一种复方氟尼辛葡甲胺注射液及其制备方法 |
| CN108586327B (zh) * | 2018-04-25 | 2020-07-14 | 济南久隆医药科技有限公司 | 一种氟尼辛的合成方法 |
| CN108911989B (zh) * | 2018-08-15 | 2020-11-03 | 济南悟通生物科技有限公司 | 一种2-甲基-3-三氟甲基苯胺的合成方法 |
| CN109206365B (zh) * | 2018-09-13 | 2019-11-26 | 龙岩台迈三略制药有限公司 | 一种氟尼辛葡甲胺的制备方法 |
| CN112394130B (zh) * | 2020-12-02 | 2021-11-02 | 济南悟通生物科技有限公司 | 2-甲基-3-三氟甲基苯胺合成工艺中杂质的分析方法 |
| CN113372264A (zh) * | 2021-06-16 | 2021-09-10 | 宁夏常晟药业有限公司 | 一种2-[2-甲基-3-(三氟甲基)苯氨基]烟酸的合成方法 |
| CN120208789A (zh) * | 2023-12-25 | 2025-06-27 | 福建永晶科技股份有限公司 | 一种2-甲基-3-三氟甲基苯胺的制备工艺 |
| CN119874539A (zh) * | 2024-12-27 | 2025-04-25 | 福建永晶科技股份有限公司 | 一种2-甲基-3-三氟甲基苯胺的晶型及合成方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL123536C (ja) * | 1963-07-09 | |||
| US3390172A (en) * | 1964-03-27 | 1968-06-25 | Parke Davis & Co | Nu-(3-trifluoromethylphenyl)-anthranilic acids |
| US3337570A (en) * | 1965-10-23 | 1967-08-22 | Schering Corp | Substituted nicotinic acids and method for the manufacture thereof |
| CH501624A (de) * | 1965-10-23 | 1971-01-15 | Scherico Ltd | Verfahren zur Herstellung substituierter Nikotinsäuren |
| US3891761A (en) * | 1973-03-28 | 1975-06-24 | Schering Corp | N-Methyl-d-glucamine salt of 2(2-methyl-3{40 -trifluoro-methylanilino) nicotinic acid in the treatment of pain |
| US3839344A (en) * | 1973-03-28 | 1974-10-01 | Schering Corp | N-methyl d-glucamine salt of 2(2'-methyl-3'-trifluoromethylanilino)nicotinic acid |
| US4081451A (en) * | 1975-03-20 | 1978-03-28 | Schering Corporation | Process for preparing 2-halogeno nicotinic acids |
| US4172095A (en) * | 1977-06-10 | 1979-10-23 | Schering Corporation | Novel synthesis of 3-amino-2-methylbenzotrifluoride and the intermediates thereof |
| US4132737A (en) * | 1978-02-27 | 1979-01-02 | Eli Lilly And Company | Trifluoromethyl substituted 1-aminoindanes |
| US4302599A (en) * | 1979-09-10 | 1981-11-24 | Schering Corporation | Process for nitrating anilides |
| DE3014122A1 (de) * | 1980-04-12 | 1981-10-15 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von n,n-dimethyl-n' -(2-brom-4-methyl-phenyl)-triazen |
| JPS5813194A (ja) * | 1981-07-15 | 1983-01-25 | Fujitsu Denso Ltd | ファン停止検出回路 |
| EP0225175A3 (en) * | 1985-11-28 | 1988-12-28 | FISONS plc | Dihydropyridine derivatives, processes for their preparation and pharmaceutical compositions thereof |
| DE3726891A1 (de) * | 1986-08-13 | 1988-02-18 | Central Glass Co Ltd | Neue dichlortrifluormethylnitrotoluole und deren umwandlung in aminotrifluormethyltoluole |
| US4831193A (en) * | 1987-06-19 | 1989-05-16 | Schering Corporation | Synthesis of 3-amino-2-methylbenzotrifluoride |
| ATE129701T1 (de) * | 1991-12-20 | 1995-11-15 | Schering Corp | Verfahren zur herstellung von flunixin und zwischenprodukten dafür. |
| US5248781A (en) * | 1992-09-21 | 1993-09-28 | The Trustees Of Princeton University | Preparation of substituted anilino-nicotinic acid derivatives |
-
1992
- 1992-12-16 AT AT93901398T patent/ATE129701T1/de active
- 1992-12-16 ES ES93901398T patent/ES2079242T3/es not_active Expired - Lifetime
- 1992-12-16 HU HU9401839A patent/HU213473B/hu unknown
- 1992-12-16 JP JP5511700A patent/JP2535135B2/ja not_active Expired - Lifetime
- 1992-12-16 KR KR1019940702116A patent/KR100206629B1/ko not_active Expired - Lifetime
- 1992-12-16 CA CA002126210A patent/CA2126210C/en not_active Expired - Lifetime
- 1992-12-16 SK SK687-94A patent/SK280074B6/sk not_active IP Right Cessation
- 1992-12-16 NZ NZ246433A patent/NZ246433A/en unknown
- 1992-12-16 WO PCT/US1992/010696 patent/WO1993013070A1/en not_active Ceased
- 1992-12-16 HU HU9700853A patent/HU217545B/hu unknown
- 1992-12-16 CZ CZ19941383A patent/CZ289634B6/cs not_active IP Right Cessation
- 1992-12-16 EP EP93901398A patent/EP0619809B1/en not_active Expired - Lifetime
- 1992-12-16 DK DK93901398.3T patent/DK0619809T3/da active
- 1992-12-16 PL PL92304146A patent/PL175962B1/pl unknown
- 1992-12-16 AU AU32757/93A patent/AU659530B2/en not_active Expired
- 1992-12-16 RU RU9294035759A patent/RU2081105C1/ru active
- 1992-12-16 DE DE69205842T patent/DE69205842T2/de not_active Expired - Lifetime
-
1994
- 1994-05-31 BG BG98817A patent/BG62137B1/bg unknown
- 1994-06-15 US US08/244,883 patent/US5484931A/en not_active Expired - Lifetime
-
1995
- 1995-05-23 US US08/448,152 patent/US5965735A/en not_active Expired - Lifetime
- 1995-10-11 JP JP7263173A patent/JP2679963B2/ja not_active Expired - Lifetime
- 1995-12-20 GR GR950403614T patent/GR3018476T3/el unknown
-
1996
- 1996-10-03 HK HK185796A patent/HK185796A/en not_active IP Right Cessation
-
2000
- 2000-08-16 CZ CZ20003003A patent/CZ289831B6/cs not_active IP Right Cessation
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