DE3562223D1 - Process for the preparation of compounds bearing a difluoromethylene or trifluoromethyl group - Google Patents

Process for the preparation of compounds bearing a difluoromethylene or trifluoromethyl group

Info

Publication number
DE3562223D1
DE3562223D1 DE8585402486T DE3562223T DE3562223D1 DE 3562223 D1 DE3562223 D1 DE 3562223D1 DE 8585402486 T DE8585402486 T DE 8585402486T DE 3562223 T DE3562223 T DE 3562223T DE 3562223 D1 DE3562223 D1 DE 3562223D1
Authority
DE
Germany
Prior art keywords
trifluoromethyl group
difluoromethylene
preparation
acid
boron trifluoride
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
Application number
DE8585402486T
Other languages
German (de)
English (en)
Inventor
Michel Desbois
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.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie 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 Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Application granted granted Critical
Publication of DE3562223D1 publication Critical patent/DE3562223D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B39/00—Halogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/18—Preparation of halogenated hydrocarbons by replacement by halogens of oxygen atoms of carbonyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
    • C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
    • C07C37/0555—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group being esterified hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/48—Preparation of compounds having groups
    • C07C41/50—Preparation of compounds having groups by reactions producing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
DE8585402486T 1984-12-26 1985-12-13 Process for the preparation of compounds bearing a difluoromethylene or trifluoromethyl group Expired DE3562223D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8419799A FR2575152B1 (fr) 1984-12-26 1984-12-26 Procede de preparation de composes porteurs d'un groupe difluoromethylene ou trifluoromethyle

Publications (1)

Publication Number Publication Date
DE3562223D1 true DE3562223D1 (en) 1988-05-26

Family

ID=9310963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585402486T Expired DE3562223D1 (en) 1984-12-26 1985-12-13 Process for the preparation of compounds bearing a difluoromethylene or trifluoromethyl group

Country Status (7)

Country Link
US (1) US4668830A (OSRAM)
EP (1) EP0190523B1 (OSRAM)
JP (1) JPS61158941A (OSRAM)
AT (1) ATE33625T1 (OSRAM)
CA (1) CA1247131A (OSRAM)
DE (1) DE3562223D1 (OSRAM)
FR (1) FR2575152B1 (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3611196A1 (de) * 1986-04-04 1987-10-15 Bayer Ag Trifluormethylgruppen enthaltende cyolopropylamine
DE3725659A1 (de) * 1987-08-03 1989-02-16 Bayer Ag Verfahren zur herstellung von mit fluor und gegebenenfalls zusaetzlich chlor substituierten benzotrifluoriden und neue benzotrifluoride
CA2123083C (en) * 1991-11-06 2003-06-03 Donald Bernard Bivens Uses of 1,1,1,3,3,3-hexafluoropropane
US5254309A (en) * 1992-07-21 1993-10-19 E. I. Du Pont De Nemours And Company Sterilant mixture and sterilization method
US5538659A (en) * 1993-03-29 1996-07-23 E. I. Du Pont De Nemours And Company Refrigerant compositions including hexafluoropropane and a hydrofluorocarbon
US5382704A (en) * 1993-06-30 1995-01-17 E. I. Du Pont De Nemours And Company Fluorinated methyl ethers
AU6282599A (en) * 1998-10-07 2000-04-26 Great Lakes Chemical Corporation Novel bromine-containing 1,2-bis(phenyl)difluoromethanes and method of impartingflame retardancy to flammable materials
US7531700B2 (en) * 2003-09-24 2009-05-12 E.I. Du Pont De Nemours And Company Fluorinated arylethers and methods for use thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2567569A (en) * 1944-12-19 1951-09-11 Purdue Research Foundation Perfluorination of hydrocarbons with lead tetrafluoride
GB908290A (en) * 1959-12-04 1962-10-17 Ici Ltd Process for the preparation of 1,1,1-trifluoro-2-bromo-2-chloroethane
US4093665A (en) * 1974-11-01 1978-06-06 Viktor Mikhailovich Belous Aryl perfluoro-alkyl ethers and method of producing them
US4288601A (en) * 1978-09-01 1981-09-08 Merck & Co., Inc. Fluorination process

Also Published As

Publication number Publication date
JPS6340773B2 (OSRAM) 1988-08-12
EP0190523A1 (fr) 1986-08-13
EP0190523B1 (fr) 1988-04-20
FR2575152B1 (fr) 1987-02-20
ATE33625T1 (de) 1988-05-15
CA1247131A (fr) 1988-12-20
US4668830A (en) 1987-05-26
FR2575152A1 (fr) 1986-06-27
JPS61158941A (ja) 1986-07-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee