BR9505655A - Processo direto para preparação de alquíl halodifluoroacetatos - Google Patents
Processo direto para preparação de alquíl halodifluoroacetatosInfo
- Publication number
- BR9505655A BR9505655A BR9505655A BR9505655A BR9505655A BR 9505655 A BR9505655 A BR 9505655A BR 9505655 A BR9505655 A BR 9505655A BR 9505655 A BR9505655 A BR 9505655A BR 9505655 A BR9505655 A BR 9505655A
- Authority
- BR
- Brazil
- Prior art keywords
- preparation
- direct process
- formula
- alkyl
- halodifluoroacetates
- Prior art date
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)
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 (1)
Publication Number | Publication Date |
---|---|
BR9505655A true BR9505655A (pt) | 1997-11-04 |
Family
ID=9469475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9505655A BR9505655A (pt) | 1994-12-05 | 1995-12-05 | Processo direto para preparação de alquíl halodifluoroacetatos |
Country Status (17)
Country | Link |
---|---|
US (1) | US5619023A (pt) |
EP (1) | EP0716074B1 (pt) |
JP (1) | JP2673119B2 (pt) |
KR (1) | KR0165161B1 (pt) |
CN (1) | CN1131659A (pt) |
AT (1) | ATE163638T1 (pt) |
BR (1) | BR9505655A (pt) |
CA (1) | CA2164382A1 (pt) |
DE (1) | DE69501716T2 (pt) |
DK (1) | DK0716074T3 (pt) |
ES (1) | ES2115332T3 (pt) |
FI (1) | FI955830A (pt) |
FR (1) | FR2727677B1 (pt) |
IL (1) | IL116169A (pt) |
MX (1) | MX9505078A (pt) |
NO (1) | NO304938B1 (pt) |
TW (1) | TW323275B (pt) |
Families Citing this family (8)
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 |
WO2015156245A1 (ja) * | 2014-04-09 | 2015-10-15 | 国立大学法人神戸大学 | ハロゲン化カルボン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)
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 |
-
1994
- 1994-12-05 FR FR9414589A patent/FR2727677B1/fr not_active Expired - Fee Related
-
1995
- 1995-11-28 IL IL11616995A patent/IL116169A/xx not_active IP Right Cessation
- 1995-11-29 NO NO954853A patent/NO304938B1/no not_active IP Right Cessation
- 1995-11-30 DE DE69501716T patent/DE69501716T2/de not_active Expired - Fee Related
- 1995-11-30 ES ES95402700T patent/ES2115332T3/es not_active Expired - Lifetime
- 1995-11-30 EP EP95402700A patent/EP0716074B1/fr not_active Expired - Lifetime
- 1995-11-30 DK DK95402700T patent/DK0716074T3/da active
- 1995-11-30 AT AT95402700T patent/ATE163638T1/de not_active IP Right Cessation
- 1995-12-01 JP JP7314309A patent/JP2673119B2/ja not_active Expired - Lifetime
- 1995-12-04 CA CA002164382A patent/CA2164382A1/fr not_active Abandoned
- 1995-12-04 FI FI955830A patent/FI955830A/fi unknown
- 1995-12-05 MX MX9505078A patent/MX9505078A/es unknown
- 1995-12-05 US US08/567,334 patent/US5619023A/en not_active Expired - Fee Related
- 1995-12-05 BR BR9505655A patent/BR9505655A/pt not_active Application Discontinuation
- 1995-12-05 KR KR1019950046897A patent/KR0165161B1/ko not_active IP Right Cessation
- 1995-12-05 CN CN95121545A patent/CN1131659A/zh active Pending
- 1995-12-20 TW TW084113634A patent/TW323275B/zh active
Also Published As
Publication number | Publication date |
---|---|
FR2727677A1 (fr) | 1996-06-07 |
FI955830A (fi) | 1996-06-06 |
NO954853L (no) | 1996-06-06 |
US5619023A (en) | 1997-04-08 |
CN1131659A (zh) | 1996-09-25 |
FI955830A0 (fi) | 1995-12-04 |
KR0165161B1 (ko) | 1999-03-20 |
ATE163638T1 (de) | 1998-03-15 |
NO954853D0 (no) | 1995-11-29 |
EP0716074A1 (fr) | 1996-06-12 |
FR2727677B1 (fr) | 1997-01-03 |
DK0716074T3 (da) | 1998-12-21 |
DE69501716T2 (de) | 1998-09-24 |
CA2164382A1 (fr) | 1996-06-06 |
NO304938B1 (no) | 1999-03-08 |
TW323275B (pt) | 1997-12-21 |
JP2673119B2 (ja) | 1997-11-05 |
MX9505078A (es) | 1997-01-31 |
EP0716074B1 (fr) | 1998-03-04 |
DE69501716D1 (de) | 1998-04-09 |
IL116169A0 (en) | 1996-01-31 |
ES2115332T3 (es) | 1998-06-16 |
KR960022315A (ko) | 1996-07-18 |
JPH08225492A (ja) | 1996-09-03 |
IL116169A (en) | 1999-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EG | Technical examination (opinion): publication of technical examination (opinion) | ||
FC | Decision: refusal |