NO304938B1 - FremgangsmÕte for fremstilling av alkylhalogendifluoracetater - Google Patents

FremgangsmÕte for fremstilling av alkylhalogendifluoracetater

Info

Publication number
NO304938B1
NO304938B1 NO954853A NO954853A NO304938B1 NO 304938 B1 NO304938 B1 NO 304938B1 NO 954853 A NO954853 A NO 954853A NO 954853 A NO954853 A NO 954853A NO 304938 B1 NO304938 B1 NO 304938B1
Authority
NO
Norway
Prior art keywords
difluoroacetates
preparation
alkyl halide
formula
cf2xcy2z
Prior art date
Application number
NO954853A
Other languages
English (en)
Norwegian (no)
Other versions
NO954853L (no
NO954853D0 (no
Inventor
Gilles Drivon
Jean-Philippe Gillet
Christophe Ruppin
Alain Wattier
Original Assignee
Atochem Elf 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 Atochem Elf Sa filed Critical Atochem Elf Sa
Publication of NO954853D0 publication Critical patent/NO954853D0/no
Publication of NO954853L publication Critical patent/NO954853L/no
Publication of NO304938B1 publication Critical patent/NO304938B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/62—Halogen-containing esters
    • C07C69/63—Halogen-containing esters of saturated acids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO954853A 1994-12-05 1995-11-29 FremgangsmÕte for fremstilling av alkylhalogendifluoracetater NO304938B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9414589A FR2727677B1 (fr) 1994-12-05 1994-12-05 Procede de preparation d'halogenodifluoroacetates d'alkyle

Publications (3)

Publication Number Publication Date
NO954853D0 NO954853D0 (no) 1995-11-29
NO954853L NO954853L (no) 1996-06-06
NO304938B1 true NO304938B1 (no) 1999-03-08

Family

ID=9469475

Family Applications (1)

Application Number Title Priority Date Filing Date
NO954853A NO304938B1 (no) 1994-12-05 1995-11-29 FremgangsmÕte for fremstilling av alkylhalogendifluoracetater

Country Status (17)

Country Link
US (1) US5619023A (fi)
EP (1) EP0716074B1 (fi)
JP (1) JP2673119B2 (fi)
KR (1) KR0165161B1 (fi)
CN (1) CN1131659A (fi)
AT (1) ATE163638T1 (fi)
BR (1) BR9505655A (fi)
CA (1) CA2164382A1 (fi)
DE (1) DE69501716T2 (fi)
DK (1) DK0716074T3 (fi)
ES (1) ES2115332T3 (fi)
FI (1) FI955830A (fi)
FR (1) FR2727677B1 (fi)
IL (1) IL116169A (fi)
MX (1) MX9505078A (fi)
NO (1) NO304938B1 (fi)
TW (1) TW323275B (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5834327A (en) * 1995-03-18 1998-11-10 Semiconductor Energy Laboratory Co., Ltd. Method for producing display device
FR2749301B1 (fr) * 1996-05-29 1998-08-14 Atochem Elf Sa Procede de preparation d'halogenodifluoroacetates d'alkyle
FR2948659B1 (fr) * 2009-08-03 2012-07-06 Rhodia Operations Procede de preparation des esters de l'acide difluoroacetique
CN104703960A (zh) * 2012-06-01 2015-06-10 纳幕尔杜邦公司 含氟酯及其制备方法
CN102746150A (zh) * 2012-07-30 2012-10-24 内蒙古奥特普氟化学新材料开发有限公司 采用二氟一氯乙烷工艺的高沸物制备二氟溴乙酸乙酯的方法
JP6057449B2 (ja) * 2014-04-09 2017-01-11 国立大学法人神戸大学 ハロゲン化蟻酸エステルの製造方法
RU2602238C1 (ru) * 2015-10-26 2016-11-10 Сергей Михайлович Игумнов 2-бромтетрафторэтилхлорсульфат в качестве полупродукта для синтеза этилбромдифторацетата, способ его получения и способ получения этилбромдифторацетата
CN113214080A (zh) * 2021-05-17 2021-08-06 安徽康尔辉药业有限公司 一种二氟溴乙酸乙酯制备工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU568631A1 (ru) * 1975-05-22 1977-08-15 Уральский Ордена Трудового Красного Знамени Политехнический Институт Им. И.М.Кирова Способ получени эфиров фторированных карбоновых кислот
JPS5740434A (en) 1980-08-26 1982-03-06 Asahi Glass Co Ltd Preparative method of difluorobromoacetyl fluoride
IT1229510B (it) 1989-01-27 1991-09-03 Ausimont Srl A M Procedimento per la preparazione di alfa bromoalcilfluoruri.
US5259938A (en) 1992-09-15 1993-11-09 E. I. Du Pont De Nemours And Company Process for omega-halo-perfluoro acid chlorides

Also Published As

Publication number Publication date
FI955830A (fi) 1996-06-06
EP0716074B1 (fr) 1998-03-04
FR2727677B1 (fr) 1997-01-03
FI955830A0 (fi) 1995-12-04
CN1131659A (zh) 1996-09-25
KR0165161B1 (ko) 1999-03-20
EP0716074A1 (fr) 1996-06-12
NO954853L (no) 1996-06-06
NO954853D0 (no) 1995-11-29
DK0716074T3 (da) 1998-12-21
ATE163638T1 (de) 1998-03-15
DE69501716D1 (de) 1998-04-09
JPH08225492A (ja) 1996-09-03
IL116169A0 (en) 1996-01-31
MX9505078A (es) 1997-01-31
IL116169A (en) 1999-12-22
DE69501716T2 (de) 1998-09-24
KR960022315A (ko) 1996-07-18
ES2115332T3 (es) 1998-06-16
US5619023A (en) 1997-04-08
CA2164382A1 (fr) 1996-06-06
JP2673119B2 (ja) 1997-11-05
BR9505655A (pt) 1997-11-04
FR2727677A1 (fr) 1996-06-07
TW323275B (fi) 1997-12-21

Similar Documents

Publication Publication Date Title
ES2074067T3 (es) Piperidinil bencimidazoles como antihistaminicos.
GR3020257T3 (en) Anilide derivative
NO304938B1 (no) FremgangsmÕte for fremstilling av alkylhalogendifluoracetater
EP0254902A3 (en) Solutions of oxazaphosphorins with enhanced stability and process for their preparation
AU536426B2 (en) Triiodoisophthalic acid amides
FI890186A (fi) Foerfarande foer framstaellning av 1-hydroxialkyl-5-nitroimidazoler.
ES8607935A1 (es) Un procedimiento de preparar un derivado de ariltio-piridi- nil-alcanol
DK0407815T3 (da) Præparat indeholdende polyprenylforbindelser til bløde kapsler
CS742082A2 (en) Zpusob vyroby substituovanych thiazolidinylesteru mineralnich kyselin
HUT65533A (en) Process for producing 2-amino-pyrimidine-4-carboxamide derivatives and pharmaceutical preparations containing them
GR74782B (fi)
SE7704830L (sv) Indazolderivat
LU88287I2 (fr) Cyproternacetate (Climen)
EP0657412A4 (fi)
GR79583B (fi)
JPS6483081A (en) Manufacture of 4-alkoxyalkyl-beta-carboline derivative
DE3485884D1 (de) Organo-borat zusammensetzungen und deren anwendung in schmiermitteln.

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN MAY 2002