DK1045823T3 - Proces til fremstilling af visse benzoesyreforbindelser - Google Patents

Proces til fremstilling af visse benzoesyreforbindelser

Info

Publication number
DK1045823T3
DK1045823T3 DK98959112T DK98959112T DK1045823T3 DK 1045823 T3 DK1045823 T3 DK 1045823T3 DK 98959112 T DK98959112 T DK 98959112T DK 98959112 T DK98959112 T DK 98959112T DK 1045823 T3 DK1045823 T3 DK 1045823T3
Authority
DK
Denmark
Prior art keywords
difluoro
benzoic acid
treating
bromo
preparation
Prior art date
Application number
DK98959112T
Other languages
Danish (da)
English (en)
Inventor
Benoit Ledoussal
Jeffrey Lyle Gray
Xiaomin Sharon Zheng
Ji-In Kim Almstead
Original Assignee
Procter & Gamble
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 Procter & Gamble filed Critical Procter & Gamble
Application granted granted Critical
Publication of DK1045823T3 publication Critical patent/DK1045823T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/353—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363—Preparation 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

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)
  • Other In-Based Heterocyclic Compounds (AREA)
DK98959112T 1998-01-09 1998-12-28 Proces til fremstilling af visse benzoesyreforbindelser DK1045823T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7086698P 1998-01-09 1998-01-09

Publications (1)

Publication Number Publication Date
DK1045823T3 true DK1045823T3 (da) 2006-02-13

Family

ID=22097850

Family Applications (1)

Application Number Title Priority Date Filing Date
DK98959112T DK1045823T3 (da) 1998-01-09 1998-12-28 Proces til fremstilling af visse benzoesyreforbindelser

Country Status (14)

Country Link
US (1) US6348624B1 (zh)
EP (1) EP1045823B1 (zh)
JP (1) JP2002500210A (zh)
KR (1) KR20010034017A (zh)
CN (1) CN1284939A (zh)
AT (1) ATE308502T1 (zh)
AU (1) AU753247B2 (zh)
BR (1) BR9813796A (zh)
CA (1) CA2318489A1 (zh)
DE (1) DE69832199T2 (zh)
DK (1) DK1045823T3 (zh)
IL (2) IL137216A0 (zh)
NZ (1) NZ505639A (zh)
WO (1) WO1999035117A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106365978A (zh) * 2016-08-31 2017-02-01 绍兴上虞华伦化工有限公司 一种2,3‑二氟‑6‑甲氧基苯甲酸的制备方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10341534A1 (de) * 2003-09-09 2005-03-31 Bayer Chemicals Ag Difluoralkylaromaten
JP5059779B2 (ja) * 2006-01-13 2012-10-31 ダウ アグロサイエンシィズ エルエルシー ６−（多置換アリール）−４−アミノピコリネートおよび除草剤としてのそれらの使用
US8658183B2 (en) 2007-08-09 2014-02-25 Taigen Biotechnology Company, Ltd. Antimicrobial parenteral formulation
EP2310349B1 (en) * 2008-06-06 2013-04-24 F. Hoffmann-La Roche AG Process for the preparation of halogenated benzoic acid derivatives
CA2728328C (en) 2008-07-01 2015-02-24 Taigen Biotechnology Co., Ltd. Treatment of antibiotic-resistant bacteria infection
CN105712876A (zh) * 2014-12-01 2016-06-29 王志训 一种酯衍生物的工业生产方法
CN105646180A (zh) * 2016-03-01 2016-06-08 苏州艾缇克药物化学有限公司 一种医药中间体2，4-二氟苯甲酸的合成方法
CN105967974B (zh) * 2016-05-06 2018-08-31 蚌埠中实化学技术有限公司 一种2-甲基-3,4,5-三氟溴苯的制备方法
CN112473737A (zh) * 2020-09-25 2021-03-12 盐城工学院 一种Ag@MOF材料、其制备方法及应用
CN115073282A (zh) * 2022-06-08 2022-09-20 都创(重庆)医药科技有限公司 一种基于微通道连续流技术快速制备3-溴-2,4-二氟苯甲酸的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106365978A (zh) * 2016-08-31 2017-02-01 绍兴上虞华伦化工有限公司 一种2,3‑二氟‑6‑甲氧基苯甲酸的制备方法
CN106365978B (zh) * 2016-08-31 2019-01-11 绍兴上虞华伦化工有限公司 一种2,3-二氟-6-甲氧基苯甲酸的制备方法

Also Published As

Publication number Publication date
CN1284939A (zh) 2001-02-21
CA2318489A1 (en) 1999-07-15
KR20010034017A (ko) 2001-04-25
US6348624B1 (en) 2002-02-19
JP2002500210A (ja) 2002-01-08
DE69832199D1 (de) 2005-12-08
AU753247B2 (en) 2002-10-10
EP1045823B1 (en) 2005-11-02
NZ505639A (en) 2003-08-29
ATE308502T1 (de) 2005-11-15
EP1045823A1 (en) 2000-10-25
BR9813796A (pt) 2000-10-03
IL137216A0 (en) 2001-07-24
WO1999035117A1 (en) 1999-07-15
IL137216A (en) 2006-12-10
AU1502899A (en) 1999-07-26
DE69832199T2 (de) 2006-08-03

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