FR2658815B1 - Dichloro-2,2'-difluoro-4',5'-acetophenone et procede pour sa preparation, son application a la preparation de l'acide chloro-2-difluoro-4,5-benzouique et nouveau procede de preparation dudit acide. - Google Patents

Dichloro-2,2'-difluoro-4',5'-acetophenone et procede pour sa preparation, son application a la preparation de l'acide chloro-2-difluoro-4,5-benzouique et nouveau procede de preparation dudit acide.

Info

Publication number
FR2658815B1
FR2658815B1 FR9002268A FR9002268A FR2658815B1 FR 2658815 B1 FR2658815 B1 FR 2658815B1 FR 9002268 A FR9002268 A FR 9002268A FR 9002268 A FR9002268 A FR 9002268A FR 2658815 B1 FR2658815 B1 FR 2658815B1
Authority
FR
France
Prior art keywords
preparation
difluoro
acid
benzouic
acetophenone
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 - Fee Related
Application number
FR9002268A
Other languages
English (en)
Other versions
FR2658815A1 (fr
Inventor
Wirth Didier
Gibert Dominique
Boutin Annie
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.)
Isochem SAS
Original Assignee
Isochem SAS
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 Isochem SAS filed Critical Isochem SAS
Priority to FR9002268A priority Critical patent/FR2658815B1/fr
Publication of FR2658815A1 publication Critical patent/FR2658815A1/fr
Application granted granted Critical
Publication of FR2658815B1 publication Critical patent/FR2658815B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
    • C07C49/80—Ketones containing a keto group bound to a six-membered aromatic ring containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/29—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with halogen-containing compounds which may be formed in situ

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR9002268A 1990-02-23 1990-02-23 Dichloro-2,2'-difluoro-4',5'-acetophenone et procede pour sa preparation, son application a la preparation de l'acide chloro-2-difluoro-4,5-benzouique et nouveau procede de preparation dudit acide. Expired - Fee Related FR2658815B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9002268A FR2658815B1 (fr) 1990-02-23 1990-02-23 Dichloro-2,2'-difluoro-4',5'-acetophenone et procede pour sa preparation, son application a la preparation de l'acide chloro-2-difluoro-4,5-benzouique et nouveau procede de preparation dudit acide.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9002268A FR2658815B1 (fr) 1990-02-23 1990-02-23 Dichloro-2,2'-difluoro-4',5'-acetophenone et procede pour sa preparation, son application a la preparation de l'acide chloro-2-difluoro-4,5-benzouique et nouveau procede de preparation dudit acide.

Publications (2)

Publication Number Publication Date
FR2658815A1 FR2658815A1 (fr) 1991-08-30
FR2658815B1 true FR2658815B1 (fr) 1993-07-16

Family

ID=9394072

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9002268A Expired - Fee Related FR2658815B1 (fr) 1990-02-23 1990-02-23 Dichloro-2,2'-difluoro-4',5'-acetophenone et procede pour sa preparation, son application a la preparation de l'acide chloro-2-difluoro-4,5-benzouique et nouveau procede de preparation dudit acide.

Country Status (1)

Country Link
FR (1) FR2658815B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3529259A1 (de) * 1985-08-16 1987-02-26 Bayer Ag Verfahren zur herstellung von halogensubstituierten benzoylacetonitrilen, 1-chlor-2-(2,4-dichlor-5-fluorphenyl)-ethan-2-on und seine herstellung
ES2074047T3 (es) * 1987-08-14 1995-09-01 Asahi Glass Co Ltd Compuestos de benzoilo fluorados.
EP0342849A3 (fr) * 1988-05-19 1990-03-14 Pfizer Inc. Intermédiaires pour la fabrication d'esters d'acides guinoline-3-carboxylgne-1,4-dihydro-3-oxo

Also Published As

Publication number Publication date
FR2658815A1 (fr) 1991-08-30

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Legal Events

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ST Notification of lapse