HK1167643A1 - Method for preparing difluoroacetic acid - Google Patents

Method for preparing difluoroacetic acid

Info

Publication number
HK1167643A1
HK1167643A1 HK12108348.8A HK12108348A HK1167643A1 HK 1167643 A1 HK1167643 A1 HK 1167643A1 HK 12108348 A HK12108348 A HK 12108348A HK 1167643 A1 HK1167643 A1 HK 1167643A1
Authority
HK
Hong Kong
Prior art keywords
difluoroacetic acid
preparing difluoroacetic
preparing
acid
difluoroacetic
Prior art date
Application number
HK12108348.8A
Other languages
English (en)
Chinese (zh)
Inventor
．比西納
．希奧瓦托
Original Assignee
羅地亞經營管理公司
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 羅地亞經營管理公司 filed Critical 羅地亞經營管理公司
Publication of HK1167643A1 publication Critical patent/HK1167643A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/10—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B63/00—Purification; Separation; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/15—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen containing halogen
    • C07C53/16—Halogenated acetic acids
    • C07C53/18—Halogenated acetic acids containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/03—Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
    • 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
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
HK12108348.8A 2009-06-30 2012-08-27 Method for preparing difluoroacetic acid HK1167643A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0903184A FR2947264B1 (fr) 2009-06-30 2009-06-30 Procedure de preparation de l'acide difluoroacetique
PCT/EP2010/059142 WO2011000804A1 (fr) 2009-06-30 2010-06-28 Procede de preparation de l'acide difluoroacetique

Publications (1)

Publication Number Publication Date
HK1167643A1 true HK1167643A1 (en) 2012-12-07

Family

ID=41565966

Family Applications (1)

Application Number Title Priority Date Filing Date
HK12108348.8A HK1167643A1 (en) 2009-06-30 2012-08-27 Method for preparing difluoroacetic acid

Country Status (9)

Country Link
US (1) US9120740B2 (xx)
EP (1) EP2448902B1 (xx)
JP (1) JP5587999B2 (xx)
KR (1) KR101421332B1 (xx)
CN (1) CN102471208B (xx)
FR (1) FR2947264B1 (xx)
HK (1) HK1167643A1 (xx)
RU (1) RU2501781C2 (xx)
WO (1) WO2011000804A1 (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2996147B1 (fr) * 2012-10-03 2015-05-29 Rhodia Operations Procede de traitement d'acide fluore
KR102116079B1 (ko) 2018-11-19 2020-05-27 주식회사 에이시티 촉매필터를 이용한 중성 차아염소산 탈취 살균수 제조방법
KR20210028950A (ko) 2019-09-05 2021-03-15 주식회사 에이시티 소형 고성능 하니컴형 촉매필터를 이용한 차아염소산 제조 방법
JP7480095B2 (ja) * 2020-09-08 2024-05-09 ダイキン工業株式会社 含フッ素カルボン酸塩化合物
KR20220101273A (ko) 2021-01-11 2022-07-19 주식회사 에이시티 고성능 저독성 차아염소산수 생성을 위한 촉매필터, 촉매필터 제조 방법, 및 이를 이용해 제조되는 차아염소산수

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1754700A1 (ru) * 1990-11-11 1992-08-15 Отдел Тонкого Органического Синтеза Института Химии Башкирского Научного Центра Уральского Отделения Ан Ссср Способ получени вторичных полифторалкилсодержащих спиртов
JPH04198151A (ja) * 1990-11-28 1992-07-17 Mitsubishi Gas Chem Co Inc メタクリル酸の製造方法
JPH06228043A (ja) * 1993-02-05 1994-08-16 Asahi Glass Co Ltd ジフルオロ酢酸の製造方法
DE4342187A1 (de) 1993-12-10 1995-06-14 Bayer Ag Verfahren zur Herstellung von aliphatischen omega-Difluorcarboxylverbindungen
JPH0853388A (ja) * 1994-06-08 1996-02-27 Asahi Glass Co Ltd ジフルオロ酢酸ハライドおよびジフルオロ酢酸の製造方法
JP3632243B2 (ja) 1994-07-28 2005-03-23 旭硝子株式会社 ジフルオロ酢酸フルオリドおよびジフルオロ酢酸エステルの製造方法
DE19721426A1 (de) * 1997-05-22 1998-11-26 Huels Chemische Werke Ag Verfahren zur Herstellung von Cyclopropancarbonsäuren
FR2787107B1 (fr) 1998-12-11 2003-11-14 Rhodia Chimie Sa Procede d'hydrogenodeshalogenation selective
WO2002010108A1 (fr) * 2000-07-27 2002-02-07 Asahi Glass Company, Limited Procede de production d'alcool secondaire fluore et d'ester fluore par transesterification
JP2002080423A (ja) * 2000-09-06 2002-03-19 Daikin Ind Ltd トリフルオロ酢酸エチルの合成方法
FR2826002B1 (fr) * 2001-06-18 2004-12-03 Atofina Procede de preparation de composes bromodifluoroacetiques
DE102005014310A1 (de) * 2005-03-30 2006-10-05 Lanxess Deutschland Gmbh Verfahren zur Hydrolyse von Cyclopropancarbonsäureestern zur freien Säure

Also Published As

Publication number Publication date
EP2448902A1 (fr) 2012-05-09
JP2012531476A (ja) 2012-12-10
CN102471208B (zh) 2014-12-10
KR20120024850A (ko) 2012-03-14
US9120740B2 (en) 2015-09-01
RU2501781C2 (ru) 2013-12-20
KR101421332B1 (ko) 2014-07-18
US20120123159A1 (en) 2012-05-17
RU2012103023A (ru) 2013-08-10
EP2448902B1 (fr) 2014-07-30
CN102471208A (zh) 2012-05-23
JP5587999B2 (ja) 2014-09-10
FR2947264B1 (fr) 2012-08-10
FR2947264A1 (fr) 2010-12-31
WO2011000804A1 (fr) 2011-01-06

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20190626