DE3263737D1 - Process for the preparation of alpha,alpha-difluoroalkoxy or alpha,alpha-difluoroalkylthiophenyl ketones - Google Patents

Process for the preparation of alpha,alpha-difluoroalkoxy or alpha,alpha-difluoroalkylthiophenyl ketones

Info

Publication number
DE3263737D1
DE3263737D1 DE8282401214T DE3263737T DE3263737D1 DE 3263737 D1 DE3263737 D1 DE 3263737D1 DE 8282401214 T DE8282401214 T DE 8282401214T DE 3263737 T DE3263737 T DE 3263737T DE 3263737 D1 DE3263737 D1 DE 3263737D1
Authority
DE
Germany
Prior art keywords
alpha
difluoroalkylthiophenyl
difluoroalkoxy
ketones
preparation
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
DE8282401214T
Other languages
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.)
Rhone Poulenc Specialites Chimiques
Original Assignee
Rhone Poulenc Specialites Chimiques
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 Specialites Chimiques filed Critical Rhone Poulenc Specialites Chimiques
Application granted granted Critical
Publication of DE3263737D1 publication Critical patent/DE3263737D1/de
Expired legal-status Critical Current

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
    • C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/14—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
    • C07C319/20—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by reactions not involving the formation of sulfide groups
    • 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
    • C07C49/84—Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE8282401214T 1982-01-21 1982-06-30 Process for the preparation of alpha,alpha-difluoroalkoxy or alpha,alpha-difluoroalkylthiophenyl ketones Expired DE3263737D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8200876A FR2519975A1 (fr) 1982-01-21 1982-01-21 Procede de preparation de trifluoromethoxy ou trifluoromethylthiophenylcetones

Publications (1)

Publication Number Publication Date
DE3263737D1 true DE3263737D1 (en) 1985-06-27

Family

ID=9270187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282401214T Expired DE3263737D1 (en) 1982-01-21 1982-06-30 Process for the preparation of alpha,alpha-difluoroalkoxy or alpha,alpha-difluoroalkylthiophenyl ketones

Country Status (8)

Country Link
US (1) US4446078A (de)
EP (1) EP0085265B1 (de)
JP (1) JPS58124732A (de)
AT (1) ATE13419T1 (de)
BR (1) BR8203842A (de)
CA (1) CA1184938A (de)
DE (1) DE3263737D1 (de)
FR (1) FR2519975A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2557099B3 (fr) * 1983-12-22 1986-03-28 Rhone Poulenc Spec Chim Procede de preparation de benzophenones
DE3836159A1 (de) * 1988-10-24 1990-04-26 Bayer Ag Neue fluor enthaltende und an der ch(pfeil abwaerts)3(pfeil abwaerts)-gruppe gegebenenfalls halogenierte acetophenone und deren herstellung aus neuen fluor enthaltenden benzonitrilen
FR2874010B1 (fr) * 2004-08-04 2006-09-29 Rhodia Chimie Sa Procede d'acylation de composes nucleophiles notamment anilines
EP1961727A1 (de) * 2007-02-26 2008-08-27 Bayer CropScience AG Verfahren zur Herstellung von 2,4-Dihydroxyphenyl-4-methoxybenzyl-ketonen

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735868A (en) * 1956-02-21 Producing halomethyl aromatic
US2275312A (en) * 1938-06-29 1942-03-03 E I Du Pont De Nemorus & Compa Process of nuclear alkylation in the presence of hydrofluoric acid
US2273922A (en) * 1940-07-09 1942-02-24 Du Pont Fluorine-containing compounds of the naphthalene series
US2372562A (en) * 1942-08-28 1945-03-27 Monsanto Chemicals Acetophenone
DE876690C (de) * 1951-09-08 1953-05-18 Bayer Ag Verfahren zur Herstellung von Ketonen aus ªÏ-trihalogenmethylsubstituierten aromatischen Verbindungen
US2781402A (en) * 1952-10-30 1957-02-12 Monsanto Chemicals Aryl sulfones and method of producing same
US2974172A (en) * 1957-11-27 1961-03-07 Universal Oil Prod Co Preparation of aromatic ketones
US3187057A (en) * 1958-05-19 1965-06-01 Standard Oil Co Trichloromethyl polymethyl benzenes
US3387035A (en) * 1963-11-04 1968-06-04 Air Force Usa Fluorine substituted benzophenone ultraveiolet absorbers
GB1164817A (en) * 1965-08-04 1969-09-24 Du Pont Preparation of Aryl Polymers
DE1645153A1 (de) * 1965-08-04 1970-10-22 Du Pont Verfahren zur Herstellung von Polymerisaten
CH494202A (de) * 1967-06-09 1970-07-31 Shell Int Research Verfahren zur Herstellung von halogenierten Acetophenonen
US3732307A (en) * 1970-09-24 1973-05-08 Du Pont Benzophenone hydrazones containing perfluoroalkyl,perfluoroalkoxy,and perfluoroalkylthio substituents
US3953400A (en) * 1972-01-17 1976-04-27 Raychem Corporation Polyketones and methods therefor
US3883594A (en) * 1974-04-11 1975-05-13 Universal Oil Prod Co Process for the acylation of aromatic hydrocarbons
DE2451037A1 (de) * 1974-10-26 1976-04-29 Hoechst Ag Verfahren zur benzoylierung von aromaten
GB1574441A (en) * 1976-07-09 1980-09-10 Ici Ltd Preparation of hydroxybenzophenones
US4178460A (en) * 1976-10-01 1979-12-11 American Cyanamid Co. 2-Haloalkyl(oxy-, thio-, sulfinyl-, or sulfonyl)-phenylalkanoic acids
JPS5929178B2 (ja) * 1978-04-08 1984-07-18 丸善石油化学株式会社 ２−アルキル−６−アシルナフタリンの製法
GB2030158B (en) * 1978-08-08 1982-12-01 Du Pont Polyesters derived from 3,4'-dihydroxybenzophenones or 3-hydroxy-4'-(4-hydroxyphenyl-) benzophenone and certain aromatic dicarboxylic acids and filaments thereof
US4207266A (en) * 1979-03-09 1980-06-10 Rohm And Haas Company Process for the preparation of trifluoromethylated aromatic compounds
GB2097000B (en) * 1979-03-19 1983-11-30 Riker Laboratories Inc Process for the preparation of 1,4-bis(2,2,2-trifluoroethoxy) benzene
US4276226A (en) * 1979-07-23 1981-06-30 E. I. Du Pont De Nemours And Company Methyl- and chloro- substituted aromatic diketodiols
JPS56104835A (en) * 1980-01-23 1981-08-20 Shionogi & Co Ltd Novel synthesis of 2-haloacetylphenols
BE893790A (fr) * 1981-07-08 1983-01-07 Raychem Corp Preparation de cetones aromatiques

Also Published As

Publication number Publication date
EP0085265B1 (de) 1985-05-22
FR2519975A1 (fr) 1983-07-22
ATE13419T1 (de) 1985-06-15
US4446078A (en) 1984-05-01
CA1184938A (fr) 1985-04-02
JPS621937B2 (de) 1987-01-16
EP0085265A1 (de) 1983-08-10
BR8203842A (pt) 1984-01-10
JPS58124732A (ja) 1983-07-25
FR2519975B1 (de) 1985-02-08

Similar Documents

Publication Publication Date Title
FR2519974B1 (de)
PH15895A (en) Oxiranebutanoic acid derivatives its pharmaceutical composition and use
FR2519975B1 (de)
FR2525588B1 (de)
FR2519979B1 (de)
DE3261289D1 (en) Process for the sulfonylation of halogenobenzenes
DE3263878D1 (en) Process for the preparation of di- or trifluoromethoxyphenyl ketones or of di- or trifluoromethylthiophenyl ketones
JPS5798247A (en) Preparation of monomethylhydrazine
DE3664039D1 (en) Process for the preparation of unsaturated compounds by elimination reaction
DE3061787D1 (en) Process for preparing derivatives of 6-amino-6-desoxy-2,3-0-isopropylidene-alpha-l-sorbofuranose and intermediates of the process
DE3466213D1 (en) Arphamenine and its related compounds, a process for their preparation and their use as medicaments
GB8605811D0 (en) Mixtures of phenoxybenzal bromide
DE3475311D1 (en) Process for the preparation of storage-stable hydrazine-free solutions or dispersions of organic hydrazine derivatives, and their use
EP0415175A3 (en) Urea- and carboxylic group containing reaction product, process for its preparation and radiation-sensitive mixture obtainable therefrom
ES2106756T3 (es) Procedimiento para la preparacion de nepinalona.
FR2488883B1 (de)
EP0301311A3 (en) Process for preparing naproxen
SU1407014A1 (ru) Олигоэтиленоксидсульфонат натрия в качестве модификатора полиэтилентерефталата и способ его получения
SU1824860A1 (ru) Способ получения полифторэтанов
YU207187A (en) Process for obtaining kalium phosphate by chemical conversion, with obtaining magnesiumchloride solution as side product
ZA863532B (en) Process for preparing dihydro-dibenzo(a,d)cycloheptenes and azaderivatives thereof,compounds obtained by such process and the use of such compounds for preparing pharmaceuticcal compositions
JPS6445335A (en) Halogen-containing alpha-ketones and production thereof
IE45017L (en) Borohydride process
SU1734343A1 (ru) 2-производные 1,1,1-трихлор-4-(2,4-дихлорфенил)-бутан-4-она, проявляющие противомикробную активность, и 1,1,1-трихлор-2-окси-4-(2,4-дихлорфенил)-бутан-4-он в качестве полупродукта для получения 2-производных 1,1,1-трихлор-2-окси-4-(2,4-дихлорфенил)-бутан-4-она
JPS5690055A (en) Novel preparation of aziridine-2-carboxylic acid salt

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee