AT329542B - Verfahren zur herstellung von neuen 2-amino-3 bzw. 5-benzoylphenylessigsauren - Google Patents

Verfahren zur herstellung von neuen 2-amino-3 bzw. 5-benzoylphenylessigsauren

Info

Publication number
AT329542B
AT329542B AT429873A AT429873A AT329542B AT 329542 B AT329542 B AT 329542B AT 429873 A AT429873 A AT 429873A AT 429873 A AT429873 A AT 429873A AT 329542 B AT329542 B AT 329542B
Authority
AT
Austria
Prior art keywords
benzoylphenyl
amino
producing new
acid acids
acids
Prior art date
Application number
AT429873A
Other languages
English (en)
Other versions
ATA429873A (de
Original Assignee
Robins Co Inc A H
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 Robins Co Inc A H filed Critical Robins Co Inc A H
Publication of ATA429873A publication Critical patent/ATA429873A/de
Application granted granted Critical
Publication of AT329542B publication Critical patent/AT329542B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • 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
    • 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
    • C07D209/34—Oxygen atoms in position 2
    • 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]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00—Drugs for disorders of the cardiovascular system
    • A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • 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
    • C07D209/08—Indoles; Hydrogenated indoles with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to carbon atoms of the hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
    • C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
    • C07D317/54—Radicals substituted by oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Vascular Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Pain & Pain Management (AREA)
  • Rheumatology (AREA)
  • Indole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT429873A 1975-08-13 1973-05-16 Verfahren zur herstellung von neuen 2-amino-3 bzw. 5-benzoylphenylessigsauren AT329542B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/604,371 US4045576A (en) 1975-08-13 1975-08-13 Anti-inflammatory methods using 2-amino-3-(5- and 6-)benzoylphenylacetic acids, esters and metal salts thereof and the compounds

Publications (2)

Publication Number Publication Date
ATA429873A ATA429873A (de) 1975-08-15
AT329542B true AT329542B (de) 1976-05-10

Family

ID=24419335

Family Applications (2)

Application Number Title Priority Date Filing Date
AT429873A AT329542B (de) 1975-08-13 1973-05-16 Verfahren zur herstellung von neuen 2-amino-3 bzw. 5-benzoylphenylessigsauren
AT977475A AT347433B (de) 1975-08-13 1975-12-22 Verfahren zur herstellung von neuen 2-amino-3- (5- bzw. 6-)-benzoylphenylessigsaeuren, ihren alkylestern und salzen

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT977475A AT347433B (de) 1975-08-13 1975-12-22 Verfahren zur herstellung von neuen 2-amino-3- (5- bzw. 6-)-benzoylphenylessigsaeuren, ihren alkylestern und salzen

Country Status (15)

Country Link
US (3) US4045576A (de)
JP (3) JPS523381B2 (de)
AT (2) AT329542B (de)
AU (1) AU530940B2 (de)
BE (2) BE799611A (de)
CA (2) CA1012979A (de)
CH (1) CH577461A5 (de)
DE (2) DE2324768C2 (de)
ES (1) ES446625A1 (de)
FR (1) FR2184934B1 (de)
GB (2) GB1432576A (de)
MX (1) MX4035E (de)
NL (1) NL183722C (de)
PH (2) PH12656A (de)
SE (1) SE400966B (de)

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE400966B (sv) * 1975-08-13 1978-04-17 Robins Co Inc A H Forfarande for framstellning av 2-amino-3-(eller 5-)bensoyl-fenylettiksyror
FR2366015A1 (fr) * 1975-11-05 1978-04-28 Robins Co Inc A H Nouveaux acides amino-2 benzoyl-3 (5 et 6) phenylacetiques et leurs esters et sels de metaux alcalins, utiles notamment comme anti-inflammatoires, et leur procede de preparation
US4221716A (en) * 1979-02-16 1980-09-09 A. H. Robins Company, Inc. Intermediate and process for the preparation of 7-acylindolin-2-ones
EP0089426B1 (de) * 1979-07-12 1986-06-11 A.H. Robins Company, Incorporated 2-Amino-6-biphenylessigsäuren
IL60444A (en) * 1979-08-01 1985-03-31 Robins Co Inc A H 2-amino-3-(alkylthiobenzoyl)-phenylacetic acid derivatives and pharmaceutical compositions containing them
ZA805476B (en) * 1979-09-26 1981-11-25 Robins Co Inc A H 2-amino-3-benzoyl-phenylacetamides and cyclic homologues
US4313949A (en) * 1979-09-26 1982-02-02 A. H. Robins Company, Inc. Method of producing an inhibitory effect on blood platelet aggregation
US4254146A (en) * 1979-10-18 1981-03-03 A. H. Robins Company, Inc. 3-Benzoyl-2-nitrophenylacetic acids, metal salts, amides and esters
IL61945A (en) * 1980-02-19 1984-09-30 Robins Co Inc A H 2-amino-3-(hydroxy(phenyl)methyl)phenylacetic acids,esters and amides and pharmaceutical compositions containing them
US4503073A (en) * 1981-01-07 1985-03-05 A. H. Robins Company, Incorporated 2-Amino-3-(alkylthiobenzoyl)-phenylacetic acids
IL64724A0 (en) * 1981-02-17 1982-03-31 Robins Co Inc A H 2-amino-3-(halobenzoyl)-methylphenylacetic acids and esters and salts thereof and pharmaceutical compositions containing them
JPS6019753A (ja) * 1983-07-13 1985-01-31 Shionogi & Co Ltd オルト−（モノ置換アミノ）フエニルイミン類およびその製造法
JPS6026586U (ja) * 1983-07-29 1985-02-22 日本軽金属株式会社 改装サッシ窓における隙間閉塞装置
SE8400239D0 (sv) * 1984-01-19 1984-01-19 Pharmacia Ab Nya arylettiksyraderivat
US4683242A (en) * 1985-10-28 1987-07-28 A. H. Robins Company, Incorporated Transdermal treatment for pain and inflammation with 2-amino-3-aroylbenzeneacetic acids, salts and esters
US4782089A (en) * 1986-08-26 1988-11-01 A. H. Robins Company, Incorporated 2-amino-3-aroyl-gamma-oxobenzenebutanoic acids and esters
US4880788A (en) * 1987-10-30 1989-11-14 Baylor College Of Medicine Method for preventing and treating thrombosis
CA1325382C (en) * 1988-01-27 1993-12-21 Takahiro Ogawa Locally administrable therapeutic composition for inflammatory disease
US5179119A (en) * 1989-08-02 1993-01-12 Hoechst-Roussel Pharmaceuticals Incorporated 1,3-dihydro-1-(pyridinylamino)-2H-indol-1-ones and intermediates for the preparation thereof
AU659106B2 (en) * 1990-11-06 1995-05-11 Fgn, Inc. Method for treating colonic polyps by the use of esters and amides of substituted phenyl and pyridyl amino carboxylates
US5475034A (en) * 1994-06-06 1995-12-12 Alcon Laboratories, Inc. Topically administrable compositions containing 3-benzoylphenylacetic acid derivatives for treatment of ophthalmic inflammatory disorders
CA2288125A1 (en) * 1997-04-28 1998-11-05 Medical Information Services, Inc. Process for producing ketoprofen and 5-benzoyl-3-methyl-2-indolinone
AR030345A1 (es) * 2000-08-14 2003-08-20 Alcon Inc Metodo de tratamiento de desordenes relacionados con angiogenesis
AR030346A1 (es) * 2000-08-14 2003-08-20 Alcon Inc Metodo de tratamiento de desordenes neurodegenerativos de la retina y cabeza de nervio optico
JP2004529110A (ja) * 2001-03-06 2004-09-24 アストラゼネカ アクチボラグ 脈管損傷活性を有するインドール誘導体
US6646003B2 (en) 2001-04-02 2003-11-11 Alcon, Inc. Method of treating ocular inflammatory and angiogenesis-related disorders of the posterior segment of the eye using an amide derivative of flurbiprofen or ketorolac
US6692772B2 (en) * 2001-07-18 2004-02-17 Cedars-Sinai Medical Center Prevention of in-stent thrombosis and complications after arterial angioplasty with stent placement using magnesium
JP2005525408A (ja) * 2002-05-03 2005-08-25 アルコン，インコーポレイテッド アンフェナクまたはネパフェナクを用いる血管内皮増殖因子媒介性血管障害の処置方法
JP4500261B2 (ja) 2003-01-21 2010-07-14 千寿製薬株式会社 ２−アミノ−３−（４−ブロモベンゾイル）フェニル酢酸含有水性液剤
US20030187072A1 (en) * 2003-02-14 2003-10-02 Kapin Michael A. Method of treating angiogenesis-related disorders
TWI358290B (en) * 2004-12-02 2012-02-21 Alcon Inc Topical nepafenac formulations
AR056968A1 (es) * 2005-04-11 2007-11-07 Xenon Pharmaceuticals Inc Compuestos espiro-oxindol y composiciones farmacéuticas
AR053710A1 (es) * 2005-04-11 2007-05-16 Xenon Pharmaceuticals Inc Compuestos espiroheterociclicos y sus usos como agentes terapeuticos
TW200812575A (en) * 2006-04-28 2008-03-16 Alcon Inc Formulations containing amide derivatives of carboxylic acid NSAIDs for topical administration to the eye
CA2666136A1 (en) * 2006-10-12 2008-04-17 Xenon Pharmaceuticals Inc. Tricyclic spiro-oxindole derivatives and their uses as therapeutic agents
WO2008046083A2 (en) * 2006-10-12 2008-04-17 Xenon Pharmaceuticals Inc. Use of oxindole compounds as therapeutic agents
CA2666143A1 (en) * 2006-10-12 2008-04-17 Xenon Pharmaceuticals Inc. Spiro (furo [3, 2-c] pyridine-3-3 ' -indol) -2' (1'h)-one derivatives and related compounds for the treatment of sodium-channel mediated diseases, such as pain
TW200833695A (en) * 2006-10-12 2008-08-16 Xenon Pharmaceuticals Inc Use of spiro-oxindole compounds as therapeutic agents
US20090105245A1 (en) * 2006-12-21 2009-04-23 Bingaman David P Methods for treating macular edema and ocular angiogenesis using an anti-inflammatory agent and a receptor tyrosine kinase inhibitor
US20080153819A1 (en) * 2006-12-21 2008-06-26 Bingaman David P Methods for treating macular edema and pathologic ocular angiogenesis using a neuroprotective agent and a receptor tyrosine kinase inhibitor
US20080153818A1 (en) * 2006-12-21 2008-06-26 Bingaman David P Methods for preventing inflammation during surgery
US20090076150A1 (en) * 2007-09-15 2009-03-19 Protia, Llc Deuterium-enriched bromfenac
BRPI0908502A2 (pt) * 2008-02-21 2017-05-23 Ista Pharmaceuticals aines oftálmicos como adjuvantes
CA2741024A1 (en) * 2008-10-17 2010-04-22 Xenon Pharmaceuticals Inc. Spiro-oxindole compounds and their use as therapeutic agents
CN103664973B (zh) * 2008-10-17 2017-04-19 泽农医药公司 螺羟吲哚化合物及其作为治疗剂的用途
AR077252A1 (es) 2009-06-29 2011-08-10 Xenon Pharmaceuticals Inc Enantiomeros de compuestos de espirooxindol y sus usos como agentes terapeuticos
WO2011047173A2 (en) * 2009-10-14 2011-04-21 Xenon Pharmaceuticals Inc. Pharmaceutical compositions for oral administration
NZ712378A (en) 2009-10-14 2017-05-26 Xenon Pharmaceuticals Inc Synthetic methods for spiro-oxindole compounds
GB0919757D0 (en) * 2009-11-12 2009-12-30 Johnson Matthey Plc Polymorphs of bromfenac sodium and methods for preparing bromfenac sodium polymorphs
US8299295B2 (en) 2009-10-15 2012-10-30 Johnson Matthey Public Limited Company Polymorphs of bromfenac sodium and methods for preparing bromfenac sodium polymorphs
GB2484843A (en) * 2009-10-15 2012-04-25 Johnson Matthey Plc Polymorphs of Bromfenac sodium
SG183126A1 (en) 2010-02-26 2012-09-27 Xenon Pharmaceuticals Inc Pharmaceutical compositions of spiro-oxindole compound for topical administration and their use as therapeutic agents
EP2377850A1 (de) * 2010-03-30 2011-10-19 Pharmeste S.r.l. TRPV1-Vanilloidrezeptorantagonisten mit einem bizyklischen Teil
WO2012084857A2 (de) * 2010-12-21 2012-06-28 Bayer Cropscience Ag Verfahren zur herstellung von 2-(triazinylcarbonyl)sulfonaniliden
AU2013344497B2 (en) 2012-11-19 2016-04-14 Bausch & Lomb Incorporated Aqueous liquid composition containing 2-amino-3-(4-bromobenzoyl)phenylacetic acid
CA2911983A1 (en) 2013-06-19 2014-12-24 Sentiss Research Center Stable bromfenac solution
WO2015087267A2 (en) 2013-12-12 2015-06-18 Sentiss Pharma Private Limited Stable bromfenac ophthalmic solution
CN104974057B (zh) * 2014-04-08 2018-05-18 天津金耀集团有限公司 一种溴芬酸钠的制备方法和重要中间体
CN104151182B (zh) * 2014-06-16 2016-03-30 广东众生药业股份有限公司 一种溴芬酸钠倍半水合物的制备方法
TW201636017A (zh) 2015-02-05 2016-10-16 梯瓦製藥國際有限責任公司 以螺吲哚酮化合物之局部調配物治療帶狀疱疹後遺神經痛之方法
CN104693019B (zh) * 2015-02-06 2017-02-01 宁波九胜创新医药科技有限公司 一种2,5‑二溴苯乙酸的制备方法
CN106278918B (zh) * 2016-08-12 2018-05-11 合肥久诺医药科技有限公司 一种溴芬酸钠杂质标准品2-氨基-3-(4-溴苯甲酰基)苯甲酸的合成方法
CN106278917B (zh) * 2016-08-12 2018-05-08 合肥久诺医药科技有限公司 一种溴芬酸钠降解杂质标准品的合成方法
WO2019004352A1 (ja) 2017-06-30 2019-01-03 株式会社クラレ 変性ポリビニルアルコール樹脂の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1226344A (de) * 1967-07-31 1971-03-24
US3899529A (en) * 1973-02-22 1975-08-12 Merck & Co Inc Aroyl substituted naphthalene acetic acids
SE400966B (sv) * 1975-08-13 1978-04-17 Robins Co Inc A H Forfarande for framstellning av 2-amino-3-(eller 5-)bensoyl-fenylettiksyror

Also Published As

Publication number Publication date
PH12656A (en) 1979-07-11
NL7306833A (de) 1973-11-20
ATA429873A (de) 1975-08-15
FR2184934B1 (de) 1976-11-05
DE2324768A1 (de) 1973-11-29
JPS4941349A (de) 1974-04-18
AU5584673A (en) 1974-11-21
AU6181480A (en) 1981-01-08
JPS55349A (en) 1980-01-05
MX4035E (es) 1981-11-18
ATA977475A (de) 1978-05-15
ES446625A1 (es) 1977-06-01
US4182774A (en) 1980-01-08
PH15112A (en) 1982-08-10
AU530940B2 (en) 1983-08-04
AT347433B (de) 1978-12-27
CA1012979A (en) 1977-06-28
JPS5223052A (en) 1977-02-21
DE2324768C2 (de) 1985-08-14
JPS523381B2 (de) 1977-01-27
SE400966B (sv) 1978-04-17
CA1087205A (en) 1980-10-07
US4126635A (en) 1978-11-21
NL183722C (nl) 1989-01-02
US4045576A (en) 1977-08-30
BE837154A (fr) 1976-04-16
CH577461A5 (de) 1976-07-15
DE2636582A1 (de) 1977-02-24
DE2636582C2 (de) 1986-03-27
GB1432576A (en) 1976-04-22
FR2184934A1 (de) 1973-12-28
NL183722B (nl) 1988-08-01
GB1521097A (en) 1978-08-09
BE799611A (fr) 1973-09-17
JPS5726585B2 (de) 1982-06-05

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