MX2009003356A - Proceso para la preparacion de clorometil 2,2,2-trifluoro-1-(trifl uorometil) etil eter. - Google Patents

Proceso para la preparacion de clorometil 2,2,2-trifluoro-1-(trifl uorometil) etil eter.

Info

Publication number
MX2009003356A
MX2009003356A MX2009003356A MX2009003356A MX2009003356A MX 2009003356 A MX2009003356 A MX 2009003356A MX 2009003356 A MX2009003356 A MX 2009003356A MX 2009003356 A MX2009003356 A MX 2009003356A MX 2009003356 A MX2009003356 A MX 2009003356A
Authority
MX
Mexico
Prior art keywords
chloromethyl
trifluoro
preparation
ethyl ether
ifluoromethyl
Prior art date
Application number
MX2009003356A
Other languages
English (en)
Inventor
Ogari Pacheco
Antonio Carlos Teixeira
Edson Luiz Lima
Maria Alice Boeckelmann
Original Assignee
Cristalia Prod Quimicos Farm
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 Cristalia Prod Quimicos Farm filed Critical Cristalia Prod Quimicos Farm
Publication of MX2009003356A publication Critical patent/MX2009003356A/es

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

La presente invención se refiere a un proceso para la preparación de clorometil 2,2,2-trifluoro-1-(trifluorometil) etil éter (sevoclorano), que consiste en reaccionar hexafluoroisopropanol con: un equivalente de formaldehído seleccionado entre paraformaldehído o 1,3,5-trioxano, un agente de cloración seleccionado del grupo que consiste en cloruro de oxalilo, tricloruro de fósforo, pentacloruro de fósforo, oxicloruro de fósforo, cloruro de sulfurilo y cloruro de tionilo, y un ácido fuerte seleccionado del grupo que consiste en ácido sulfúrico concentrado o fumante. Dicho proceso proporciona sevoclorano en alta pureza y rendimiento, que puede ser convertido en sevoflurano por medios conocidos.
MX2009003356A 2006-09-29 2006-09-29 Proceso para la preparacion de clorometil 2,2,2-trifluoro-1-(trifl uorometil) etil eter. MX2009003356A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BR2006/000197 WO2008037039A2 (en) 2006-09-29 2006-09-29 Process for the preparation of chloromethyl 2,2,2-trifluoro-1-(trifluoromethyl) ethyl ether

Publications (1)

Publication Number Publication Date
MX2009003356A true MX2009003356A (es) 2009-04-14

Family

ID=39230551

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2009003356A MX2009003356A (es) 2006-09-29 2006-09-29 Proceso para la preparacion de clorometil 2,2,2-trifluoro-1-(trifl uorometil) etil eter.

Country Status (8)

Country Link
US (1) US8039678B2 (es)
EP (1) EP2069278B1 (es)
JP (1) JP5244109B2 (es)
CN (1) CN101535231B (es)
BR (1) BRPI0622035B1 (es)
HK (1) HK1135087A1 (es)
MX (1) MX2009003356A (es)
WO (1) WO2008037039A2 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101314560B (zh) * 2008-07-02 2011-06-15 鲁南制药集团股份有限公司 七氟烷的合成方法
EP3105010B1 (en) * 2014-02-14 2021-04-28 3M Innovative Properties Company Abrasive article and method of using the same
CN104478654A (zh) * 2014-12-26 2015-04-01 上海赫腾精细化工有限公司 间三氟甲基氯苄的制备方法
CN106117022B (zh) * 2016-08-03 2019-01-29 鲁南制药集团股份有限公司 一种回收利用七氟烷杂质f（1）的方法
CN106220479B (zh) * 2016-08-03 2019-01-29 鲁南制药集团股份有限公司 一种回收利用七氟烷杂质f(1)的方法
BE1024432B1 (fr) 2016-11-02 2018-02-19 Central Glass Company, Limited Procédé pour le lavage de récipient de stockage de sévoflurane et procédé pour le stockage de sévoflurane
CN114502527B (zh) * 2019-10-18 2024-06-14 鲁南贝特制药有限公司 一种七氟醚的合成方法
CN112619395A (zh) * 2020-12-22 2021-04-09 李通 一种用高纯氯化氢法生产氯甲基乙基醚的尾气吸收工艺

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416237A1 (fr) * 1978-02-01 1979-08-31 Dia Prosim Procede de chloromethylation de polymeres en vue de la preparation de resines echangeuses d'ions anioniques
JPS6049170B2 (ja) * 1979-10-31 1985-10-31 株式会社クラレ β−アルコキシエトキシメチルハライドの製造方法
US4250334A (en) * 1979-12-26 1981-02-10 Baxter Travenol Laboratories, Inc. Method of synthesizing fluoromethylhexafluoroisopropyl ether
ATE170834T1 (de) * 1994-04-28 1998-09-15 Schweizerhall Saeurefab Ein verfahren zur herstellung von halogenierten ethern
JP3784865B2 (ja) * 1995-09-19 2006-06-14 新日鐵化学株式会社 ４，４’−ビス（クロロメチル）ビフェニルの製造方法
JP3441735B2 (ja) * 1996-02-21 2003-09-02 セントラル硝子株式会社 フルオロメチル−１，１，１，３，３，３−ヘキサフルオロイソプロピルエーテルの製造方法
US6100434A (en) * 1999-03-26 2000-08-08 Abbott Laboratories Method for synthesizing sevoflurane and an intermediate thereof
US6245949B1 (en) * 2000-06-01 2001-06-12 Abbott Laboratories Synthetic method for the fluoromethylation of alcohols
JP2004182663A (ja) * 2002-12-04 2004-07-02 Toyo Kasei Kogyo Co Ltd ４−（トリフルオロメトキシ）ベンジルシアニドの製造方法
WO2004065340A1 (en) * 2003-01-14 2004-08-05 Baxter International Inc. Process for recovery of 1,1,1,3,3,3-hexafluoroisopropanol from the waste stream of sevoflurane synthesis
JP5021745B2 (ja) * 2006-09-29 2012-09-12 クリスタリア プロデュトス キミコス ファーマシューティコス リミターダ フルオロメチル２，２，２−トリフロオロ−１−（トリフルオロメチル）エチルエーテルの製造方法

Also Published As

Publication number Publication date
BRPI0622035A2 (pt) 2014-05-06
HK1135087A1 (en) 2010-05-28
JP5244109B2 (ja) 2013-07-24
CN101535231A (zh) 2009-09-16
WO2008037039A2 (en) 2008-04-03
EP2069278A2 (en) 2009-06-17
US20100004490A1 (en) 2010-01-07
EP2069278B1 (en) 2016-01-06
CN101535231B (zh) 2012-12-19
US8039678B2 (en) 2011-10-18
JP2010504916A (ja) 2010-02-18
BRPI0622035B1 (pt) 2020-06-09
EP2069278A4 (en) 2010-04-28
WO2008037039A3 (en) 2009-02-19

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