ES2126187T3 - Preparacion de un fluoruro de acido difluoracetico y esteres de acido difluoracetico. - Google Patents

Preparacion de un fluoruro de acido difluoracetico y esteres de acido difluoracetico.

Info

Publication number
ES2126187T3
ES2126187T3 ES95111701T ES95111701T ES2126187T3 ES 2126187 T3 ES2126187 T3 ES 2126187T3 ES 95111701 T ES95111701 T ES 95111701T ES 95111701 T ES95111701 T ES 95111701T ES 2126187 T3 ES2126187 T3 ES 2126187T3
Authority
ES
Spain
Prior art keywords
difluoracetic
preparation
difluoracetic acid
sub
fluoride
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 - Lifetime
Application number
ES95111701T
Other languages
English (en)
Inventor
Kazuya Oharu
Seisaku Kumai
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.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Application granted granted Critical
Publication of ES2126187T3 publication Critical patent/ES2126187T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • 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
    • C07C41/05—Preparation of ethers by addition of compounds to unsaturated compounds
    • C07C41/06—Preparation of ethers by addition of compounds to unsaturated compounds by addition of organic compounds only
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/14—Preparation of carboxylic acid esters from carboxylic acid halides

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)

Abstract

SE PRESENTA UN METODO PARA PREPARAR FLUORURO DE ACIDO DIFLUOROACETICO QUE COMPRENDE LA REACCION DE UN 1-ALCOXI-1,1,2,2TETRAFLUOROETANO DE LA FORMULA HCF{SUB, 2}CF{SUB, 2}OR}{SUP, 1} EN DONDE R{SUP, 1} ES UN GRUPO DE ALQUIL C{SUB, 1-4} EN UNA FASE DE GAS EN LA PRESENCIA DE UN CATALIZADOR DE OXIDO DE METAL.
ES95111701T 1994-07-28 1995-07-25 Preparacion de un fluoruro de acido difluoracetico y esteres de acido difluoracetico. Expired - Lifetime ES2126187T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17722094 1994-07-28
JP16418795A JP3632243B2 (ja) 1994-07-28 1995-06-29 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

Publications (1)

Publication Number Publication Date
ES2126187T3 true ES2126187T3 (es) 1999-03-16

Family

ID=26489386

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95111701T Expired - Lifetime ES2126187T3 (es) 1994-07-28 1995-07-25 Preparacion de un fluoruro de acido difluoracetico y esteres de acido difluoracetico.

Country Status (6)

Country Link
US (1) US5710317A (es)
EP (1) EP0694523B1 (es)
JP (1) JP3632243B2 (es)
CA (1) CA2154847A1 (es)
DE (1) DE69506493T2 (es)
ES (1) ES2126187T3 (es)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1141047B1 (en) 1998-11-30 2009-03-11 E.I. Du Pont De Nemours And Company Fluoromonomer polymerization
WO2007020816A1 (ja) * 2005-08-12 2007-02-22 Central Glass Company, Limited ジフルオロ酢酸塩の製造方法
JP2009023995A (ja) 2007-06-19 2009-02-05 Central Glass Co Ltd 含フッ素カルボン酸エステルの製造方法
ES2438568T3 (es) 2007-09-18 2014-01-17 Bayer Cropscience Ag Procedimiento para la preparación de derivados de 2,2-difluoroetilamina mediante hidrogenación de amida
EP2042482A1 (de) * 2007-09-26 2009-04-01 Bayer CropScience AG Verfahren zur Herstellung von 2-Dihalogenacyl-3-amino-acrylsäure-Derivaten
US8383657B2 (en) * 2007-12-21 2013-02-26 Abbott Laboratories Thiazolylidine urea and amide derivatives and methods of use thereof
FR2928919B1 (fr) * 2008-03-19 2011-07-29 Rhodia Operations Procede de preparation de l'acide difluoroacetique et de ses sels
BRPI0911898A2 (pt) * 2008-05-02 2015-10-13 Basf Se processo para preparar compostos, e, composto.
EP2297111B1 (de) * 2008-05-02 2012-06-20 Basf Se Verfahren zur herstellung halogensubstituierter 2-(aminomethyliden)-3-oxobuttersäureester
JP5228817B2 (ja) * 2008-11-12 2013-07-03 セントラル硝子株式会社 ピラゾール化合物の製造方法
WO2010055807A1 (ja) * 2008-11-12 2010-05-20 セントラル硝子株式会社 ジフルオロ酢酸エステルの製造方法
JP5217927B2 (ja) * 2008-11-12 2013-06-19 セントラル硝子株式会社 ジフルオロ酢酸エステルの製造方法
JP2010195753A (ja) * 2009-02-27 2010-09-09 Central Glass Co Ltd ジフルオロメチルカルボニル化合物の製造方法
FR2947264B1 (fr) 2009-06-30 2012-08-10 Rhodia Operations Procedure de preparation de l'acide difluoroacetique
FR2948659B1 (fr) * 2009-08-03 2012-07-06 Rhodia Operations Procede de preparation des esters de l'acide difluoroacetique
JP5526680B2 (ja) * 2009-09-29 2014-06-18 セントラル硝子株式会社 含フッ素カルボン酸エステルの製造方法
JP5655296B2 (ja) * 2009-12-01 2015-01-21 セントラル硝子株式会社 エッチングガス
JP5691163B2 (ja) * 2009-12-01 2015-04-01 セントラル硝子株式会社 クリーニングガス
WO2011102268A1 (ja) * 2010-02-17 2011-08-25 セントラル硝子株式会社 半導体ガスの製造方法
JP5678712B2 (ja) * 2010-02-17 2015-03-04 セントラル硝子株式会社 モノフルオロメタンの製造方法
JP5521625B2 (ja) * 2010-02-22 2014-06-18 セントラル硝子株式会社 ジフルオロ酢酸エステルの製造方法
JP5540776B2 (ja) * 2010-03-05 2014-07-02 セントラル硝子株式会社 ジフルオロ酢酸エステルの製造方法
CN102822134B (zh) * 2010-03-29 2014-12-17 中央硝子株式会社 二氟乙酰氯的制造方法
CN102311343A (zh) * 2010-06-29 2012-01-11 如皋市金陵化工有限公司 一种二氟乙酸乙酯的生产工艺
JP2012025697A (ja) * 2010-07-23 2012-02-09 Daikin Industries Ltd ジフルオロ酢酸エステルの製造方法
FR2963620B1 (fr) 2010-08-05 2012-07-27 Rhodia Operations Procede de preparation de l'acide difluoroacetique, ses sels ou ses esters
JP5605130B2 (ja) * 2010-09-28 2014-10-15 セントラル硝子株式会社 含フッ素アルコールの製造方法
CN102115428B (zh) * 2010-12-27 2013-04-10 锦州惠发天合化学有限公司 一种氢氟醚的合成方法
JP5678762B2 (ja) 2011-03-28 2015-03-04 セントラル硝子株式会社 ジフルオロ酢酸クロライドの精製方法
CN102206155A (zh) * 2011-04-19 2011-10-05 巨化集团公司 一种4,4-二氟乙酰乙酸乙酯的合成方法
JP5807556B2 (ja) * 2012-01-23 2015-11-10 ダイキン工業株式会社 ジフルオロ酢酸エステルの製造方法
CN104781220A (zh) * 2012-11-14 2015-07-15 大金工业株式会社 干式蚀刻气体的制造方法
CN103755518B (zh) * 2013-11-01 2015-12-30 巨化集团技术中心 一种氟溴甲烷的制备方法
CN104058931A (zh) * 2014-06-19 2014-09-24 巨化集团技术中心 一种萃取精馏分离1,1,2,2-四氟乙基甲醚和甲醇的方法
CN104387272B (zh) * 2014-11-27 2017-02-22 三明市海斯福化工有限责任公司 一种三氟乙酸酯的制备方法
CN105461560A (zh) * 2015-12-31 2016-04-06 天津市长芦化工新材料有限公司 一种二氟乙酸乙酯的合成方法
EP3408259A1 (en) 2016-01-28 2018-12-05 Solvay SA Halogen substituted diketones, pyrazole compounds and processes for the manufacture of pyrazole compounds
JP6361786B2 (ja) * 2016-06-01 2018-07-25 ダイキン工業株式会社 有機化合物の精製方法
WO2018024644A1 (en) 2016-08-02 2018-02-08 Solvay Sa Manufacture of hydrazinyl compounds useful in the manufacture of pyrazole carboxylic acid and derivatives, hydrazinyl compounds and their use
CN106831405B (zh) * 2016-12-30 2020-07-14 天津市长芦化工新材料有限公司 2,2-二氟乙酰氟及其衍生物的制备方法
FR3067617B1 (fr) * 2017-06-20 2019-07-19 Arkema France Catalyseur a base d'alumine alpha et procede d'hydrogenation d'une olefine en presence de celui-ci.
WO2019122164A1 (en) 2017-12-22 2019-06-27 Solvay Sa Process for the manufacture of pyrazole carboxylic derivatives and precursors thereof
CN114149318A (zh) * 2021-10-28 2022-03-08 浙江诺亚氟化工有限公司 一种低分子量全氟聚醚废料在高温下氧化裂解合成小分子量酰氟的方法
CN114085142A (zh) * 2021-10-28 2022-02-25 浙江诺亚氟化工有限公司 一种含氟醚类化合物气相氧化裂解反应合成酰氟类化合物的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2409315A (en) * 1946-10-15 Fltjoroacetamides and their
US3769434A (en) * 1971-07-02 1973-10-30 Airco Inc Inhalation anesthetic or analgesic method and composition
US4357282A (en) * 1979-08-31 1982-11-02 E. I. Du Pont De Nemours And Company Preparation of fluorocarbonyl compounds

Also Published As

Publication number Publication date
DE69506493T2 (de) 1999-04-29
EP0694523B1 (en) 1998-12-09
CA2154847A1 (en) 1996-01-29
JP3632243B2 (ja) 2005-03-23
DE69506493D1 (de) 1999-01-21
JPH0892162A (ja) 1996-04-09
EP0694523A1 (en) 1996-01-31
US5710317A (en) 1998-01-20

Similar Documents

Publication Publication Date Title
ES2126187T3 (es) Preparacion de un fluoruro de acido difluoracetico y esteres de acido difluoracetico.
WO1998052549A3 (de) Verwendung von fumarsäurederivaten
BR9200166A (pt) Catalisador de oxido de etileno para a producao em fase vapor de oxido de etileno a partir de etileno e oxigenio,processo para sua preparacao,e processo para a producao de oxido de etileno
ZA822887B (en) Process for producing ethylene glycol and/or glycolic acid ester,catalyst composition used therefor,and process for production thereof
DE69022650D1 (de) Katalytisches Verfahren zur Herstellung von Carbonsäure und Carbonsäure-Estern.
DE3667272D1 (de) Verfahren zur herstellung von sterisch gehinderten hydroxyphenylcarbonsaeureestern.
DE3688004T2 (de) Verfahren zur herstellung herbizider 2-(4,4-disubstituierter-5-oxo-2-imidazolin-2yl)benzoesaeuren, -nicotinsaeuren und chinolin-3-carbonsaeuren, ester und salze.
DE69523038T2 (de) Verfahren zur herstellung von hiv proteasinhibitoren
ATE199708T1 (de) Verfahren zur herstellung von benzoesäure- derivaten
DE3678139D1 (de) Neue kristalline salze von aryloxy-propanolaminen, verfahren zu ihrer herstellung und ihre verwendung.
DE59107597D1 (de) Olefinisch ungesättigte addukte von propylen an mehrfach ungesättigte fettsäuren bzw. fettsäureester, verfahren zu ihrer herstellung und ihre verwendung
DE3677838D1 (de) Verfahren zur herstellung von alkylestern von 3,4-epoxybuttersaeure.
DE3761373D1 (de) Verfahren zur herstellung von fluor enthaltenden alpha,beta-ungesaettigten carbonsaeuren.
DE3580010D1 (de) Verfahren zur herstellung von carboxysaeureestern, alpha-halogenierte carbonate als zwischenprodukte und ihre herstellung.
NO942531L (no) Fremgangsmåte for fremstilling av 3-acylöstratriener og acylbenzener
DE59807664D1 (de) Verfahren zur herstellung von 3-cyano-2,4-dihalogen-5-fluor-benzoesäuren
DE3761140D1 (de) Phosphorsaeureester und verfahren zu ihrer herstellung.
DE3771153D1 (de) Verfahren zur herstellung von pyridin-2,3-dicarboxylsaeuren.
DE3779455D1 (de) Verfahren zur herstellung von l(-)-carnitinchlorid, ausgehend von 3,4-epoxybuttersaeureestern.
DE59000677D1 (de) Verfahren zur herstellung von 2-cyan-3,3-diarylacrylsaeureestern.
DE69304634T2 (de) Verfahren zur Herstellung von N,O-Dialkylhydroxycarbaminsäureestern
ATE103899T1 (de) Zwischenprodukte und verfahren zu ihrer herstellung.
ATE200776T1 (de) Verfahren zur herstellung von 2,4,5-tribrompyrrol-3-carbonitril
DE69005034D1 (de) Katalytisches Gasphasenverfahren zur Herstellung von Vinylfluorid.
DE3685122D1 (de) Verfahren zur herstellung von 1,4-diaminoanthrachinon-2-sulfonsaeure.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 694523

Country of ref document: ES