FR2421862A1 - Procede de fabrication de l'acide p. chlorophenoxyisobutyrique - Google Patents

Procede de fabrication de l'acide p. chlorophenoxyisobutyrique

Info

Publication number
FR2421862A1
FR2421862A1 FR7809851A FR7809851A FR2421862A1 FR 2421862 A1 FR2421862 A1 FR 2421862A1 FR 7809851 A FR7809851 A FR 7809851A FR 7809851 A FR7809851 A FR 7809851A FR 2421862 A1 FR2421862 A1 FR 2421862A1
Authority
FR
France
Prior art keywords
para
chlorophenol
chloroform
acetone
prepn
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.)
Granted
Application number
FR7809851A
Other languages
English (en)
Other versions
FR2421862B1 (fr
Inventor
Michel Lenglet
Marcel Faget
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.)
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Priority to FR7809851A priority Critical patent/FR2421862A1/fr
Publication of FR2421862A1 publication Critical patent/FR2421862A1/fr
Application granted granted Critical
Publication of FR2421862B1 publication Critical patent/FR2421862B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Steroid Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procédé pour la fabrication de l'acide p. chlorophénoxyiso-butyrique à partir du p. chlorophénol, de l'acétone et du chloroforme caractérisé en ce que l'on chauffe un mélange de p. chlorophénol, d'acétone et de chloroforme dans un intervalle de températures allant de 38 à 50 degrés C, préférentiellement entre 40 et 45 degrés C, puis introduit de façon régulière un hydroxyde de métal alcalin en maintenant la température, la transformation du p. chlorophénoxyisobutyrate en acide étant effectuée suivant des moyens connus.
FR7809851A 1978-04-04 1978-04-04 Procede de fabrication de l'acide p. chlorophenoxyisobutyrique Granted FR2421862A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7809851A FR2421862A1 (fr) 1978-04-04 1978-04-04 Procede de fabrication de l'acide p. chlorophenoxyisobutyrique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7809851A FR2421862A1 (fr) 1978-04-04 1978-04-04 Procede de fabrication de l'acide p. chlorophenoxyisobutyrique

Publications (2)

Publication Number Publication Date
FR2421862A1 true FR2421862A1 (fr) 1979-11-02
FR2421862B1 FR2421862B1 (fr) 1980-09-05

Family

ID=9206629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7809851A Granted FR2421862A1 (fr) 1978-04-04 1978-04-04 Procede de fabrication de l'acide p. chlorophenoxyisobutyrique

Country Status (1)

Country Link
FR (1) FR2421862A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT378952B (de) * 1981-12-14 1985-10-25 Arcana Chem Pharm Verfahren zur herstellung von phenoxyisobutters|ureestern

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR946951A (fr) * 1942-12-28 1949-06-20 Polymerisable Products Ltd Procédé de fabrication des acides alkoxy isobutyriques et de leurs dérivés

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR946951A (fr) * 1942-12-28 1949-06-20 Polymerisable Products Ltd Procédé de fabrication des acides alkoxy isobutyriques et de leurs dérivés

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CA1976 *
CA1977 *

Also Published As

Publication number Publication date
FR2421862B1 (fr) 1980-09-05

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Legal Events

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