HU9401839D0 - Process for preparing flunixin and intermediates thereof - Google Patents

Process for preparing flunixin and intermediates thereof

Info

Publication number
HU9401839D0
HU9401839D0 HU9401839A HU9401839A HU9401839D0 HU 9401839 D0 HU9401839 D0 HU 9401839D0 HU 9401839 A HU9401839 A HU 9401839A HU 9401839 A HU9401839 A HU 9401839A HU 9401839 D0 HU9401839 D0 HU 9401839D0
Authority
HU
Hungary
Prior art keywords
give
mta
acid
hydrolysing
cpd
Prior art date
Application number
HU9401839A
Other languages
English (en)
Other versions
HU213473B (en
HUT67575A (en
Inventor
Henry J Doran
Donald J Coveney
Original Assignee
Schering Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schering Corp filed Critical Schering Corp
Priority to HU9700853A priority Critical patent/HU217545B/hu
Publication of HU9401839D0 publication Critical patent/HU9401839D0/hu
Publication of HUT67575A publication Critical patent/HUT67575A/hu
Publication of HU213473B publication Critical patent/HU213473B/hu

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)
HU9401839A 1991-12-20 1992-12-16 Process for preparing flunixin HU213473B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HU9700853A HU217545B (hu) 1991-12-20 1992-12-16 Eljárás 2-metil-3-trifluor-metil-anilin előállítására

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81218391A 1991-12-20 1991-12-20

Publications (3)

Publication Number Publication Date
HU9401839D0 true HU9401839D0 (en) 1994-09-28
HUT67575A HUT67575A (en) 1995-04-28
HU213473B HU213473B (en) 1997-06-30

Family

ID=25208786

Family Applications (2)

Application Number Title Priority Date Filing Date
HU9700853A HU217545B (hu) 1991-12-20 1992-12-16 Eljárás 2-metil-3-trifluor-metil-anilin előállítására
HU9401839A HU213473B (en) 1991-12-20 1992-12-16 Process for preparing flunixin

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HU9700853A HU217545B (hu) 1991-12-20 1992-12-16 Eljárás 2-metil-3-trifluor-metil-anilin előállítására

Country Status (20)

Country Link
US (2) US5484931A (hu)
EP (1) EP0619809B1 (hu)
JP (2) JP2535135B2 (hu)
KR (1) KR100206629B1 (hu)
AT (1) ATE129701T1 (hu)
AU (1) AU659530B2 (hu)
BG (1) BG62137B1 (hu)
CA (1) CA2126210C (hu)
CZ (2) CZ289634B6 (hu)
DE (1) DE69205842T2 (hu)
DK (1) DK0619809T3 (hu)
ES (1) ES2079242T3 (hu)
GR (1) GR3018476T3 (hu)
HK (1) HK185796A (hu)
HU (2) HU217545B (hu)
NZ (1) NZ246433A (hu)
PL (1) PL175962B1 (hu)
RU (1) RU2081105C1 (hu)
SK (1) SK280074B6 (hu)
WO (1) WO1993013070A1 (hu)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69205842T2 (de) * 1991-12-20 1996-04-04 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
CN101351459A (zh) 2005-07-05 2009-01-21 万有制药株式会社 4(3h)-喹唑啉酮衍生物的制造方法
CL2008003711A1 (es) * 2007-12-14 2010-02-05 Schering Plough Ltd Proceso para preparar una forma de dosificación farmaceutica que comprende florfenicol o un análogo de este; y para recuperar florfenicol o un análogo de una composición farmacéutica.
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

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL123536C (hu) * 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
DE69205842T2 (de) * 1991-12-20 1996-04-04 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

Also Published As

Publication number Publication date
DE69205842D1 (de) 1995-12-07
GR3018476T3 (en) 1996-03-31
NZ246433A (en) 1995-10-26
BG98817A (bg) 1995-03-31
RU2081105C1 (ru) 1997-06-10
AU659530B2 (en) 1995-05-18
CZ289634B6 (cs) 2002-03-13
EP0619809A1 (en) 1994-10-19
WO1993013070A1 (en) 1993-07-08
HU213473B (en) 1997-06-30
RU94035759A (ru) 1996-05-10
EP0619809B1 (en) 1995-11-02
CZ289831B6 (cs) 2002-04-17
HUT67575A (en) 1995-04-28
HU9700853D0 (en) 1997-06-30
JP2679963B2 (ja) 1997-11-19
JPH08104675A (ja) 1996-04-23
JPH06511256A (ja) 1994-12-15
HK185796A (en) 1996-10-11
US5484931A (en) 1996-01-16
HU217545B (hu) 2000-02-28
BG62137B1 (bg) 1999-03-31
ATE129701T1 (de) 1995-11-15
AU3275793A (en) 1993-07-28
DE69205842T2 (de) 1996-04-04
US5965735A (en) 1999-10-12
CA2126210A1 (en) 1993-06-24
ES2079242T3 (es) 1996-01-01
CA2126210C (en) 1997-12-09
CZ138394A3 (en) 1995-03-15
SK68794A3 (en) 1995-02-08
KR100206629B1 (ko) 1999-07-01
DK0619809T3 (da) 1995-12-04
SK280074B6 (sk) 1999-07-12
JP2535135B2 (ja) 1996-09-18
PL175962B1 (pl) 1999-03-31

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