DE69942998D1 - Verfahren zur herstellung von chloromethylphenylessigsäure - Google Patents

Verfahren zur herstellung von chloromethylphenylessigsäure

Info

Publication number
DE69942998D1
DE69942998D1 DE69942998T DE69942998T DE69942998D1 DE 69942998 D1 DE69942998 D1 DE 69942998D1 DE 69942998 T DE69942998 T DE 69942998T DE 69942998 T DE69942998 T DE 69942998T DE 69942998 D1 DE69942998 D1 DE 69942998D1
Authority
DE
Germany
Prior art keywords
chloromethylphenylic
preparation
acetic acid
acetic
acid
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.)
Expired - Lifetime
Application number
DE69942998T
Other languages
English (en)
Inventor
Kimitoshi Kusagaya
Yoshihiro Takao
Motoaki Nakagawa
Masafumi Matsuzawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ihara Chemical Industry Co Ltd
Original Assignee
Ihara Chemical Industry Co Ltd
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 Ihara Chemical Industry Co Ltd filed Critical Ihara Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE69942998D1 publication Critical patent/DE69942998D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69942998T 1998-04-22 1999-04-21 Verfahren zur herstellung von chloromethylphenylessigsäure Expired - Lifetime DE69942998D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11203198A JP3874925B2 (ja) 1998-04-22 1998-04-22 クロロメチルフェニル酢酸の製造方法
PCT/JP1999/002125 WO1999054275A1 (fr) 1998-04-22 1999-04-21 Procede de production d'acide chloromethylphenylacetique

Publications (1)

Publication Number Publication Date
DE69942998D1 true DE69942998D1 (de) 2011-01-13

Family

ID=14576284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69942998T Expired - Lifetime DE69942998D1 (de) 1998-04-22 1999-04-21 Verfahren zur herstellung von chloromethylphenylessigsäure

Country Status (5)

Country Link
US (1) US6414186B1 (de)
EP (1) EP1072580B1 (de)
JP (1) JP3874925B2 (de)
DE (1) DE69942998D1 (de)
WO (1) WO1999054275A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0210370D0 (en) * 2002-05-07 2002-06-12 Syngenta Ltd Chemical process
JP5200464B2 (ja) * 2007-09-11 2013-06-05 セントラル硝子株式会社 含フッ素アルキルスルホニルアミノエチルα−置換アクリレート類の製造方法
CN102297924B (zh) * 2011-06-21 2013-10-30 上海试四赫维化工有限公司 3-异苯并二氢吡喃酮中邻-甲基苯乙酸和2-氯甲基苯乙酸杂质含量的高效液相色谱分析方法
CN115925532A (zh) * 2022-11-22 2023-04-07 南京海纳医药科技股份有限公司 一种氟比洛芬的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499300A (en) * 1983-12-27 1985-02-12 Uop Inc. 4-Vinylbenzeneacetic acid
JPS62129250A (ja) 1985-11-29 1987-06-11 Sankyo Yuki Gosei Kk 2−置換フエニルプロピオン酸またはそのエステルの製造方法
GB9612623D0 (en) * 1996-06-17 1996-08-21 Zeneca Ltd Chemical process

Also Published As

Publication number Publication date
WO1999054275A1 (fr) 1999-10-28
US6414186B1 (en) 2002-07-02
JP3874925B2 (ja) 2007-01-31
EP1072580B1 (de) 2010-12-01
JPH11302220A (ja) 1999-11-02
EP1072580A1 (de) 2001-01-31
EP1072580A4 (de) 2005-02-16

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DE69942998D1 (de) Verfahren zur herstellung von chloromethylphenylessigsäure