ES2126889T3 - Procedimiento de purificacion de eter 1,1,1,3,3,3-hexafluoroisopropilico de fluorometilo. - Google Patents

Procedimiento de purificacion de eter 1,1,1,3,3,3-hexafluoroisopropilico de fluorometilo.

Info

Publication number
ES2126889T3
ES2126889T3 ES95913325T ES95913325T ES2126889T3 ES 2126889 T3 ES2126889 T3 ES 2126889T3 ES 95913325 T ES95913325 T ES 95913325T ES 95913325 T ES95913325 T ES 95913325T ES 2126889 T3 ES2126889 T3 ES 2126889T3
Authority
ES
Spain
Prior art keywords
hexafluoroisopropilico
fluorometilo
eter
purification
procedure
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
ES95913325T
Other languages
English (en)
Inventor
Toshikazu Kawai
Takaaki Yoshimura
Mineo Watanabe
Manami Kumakura
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.)
Central Glass Co Ltd
Original Assignee
Central 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 Central Glass Co Ltd filed Critical Central Glass Co Ltd
Application granted granted Critical
Publication of ES2126889T3 publication Critical patent/ES2126889T3/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
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/36—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption

Landscapes

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

Abstract

SE PUEDE OBTENER UN ETER DE FLUOROMETIL 1,1,1,3,3,3 HEXAFLUOROISOPROPILO MUY PURO PONIENDO EN CONTACTO EL ETER BRUTO CON UN ACIDO DE BRONSTED, UN ACIDO DE LEWIS, O UN ACIDO INMOVILIZADO POR, POR EJEMPLO, UNA RESINA PARA RETIRAR LAS IMPUREZAS QUE SON DIFICILES DE ELIMINAR MEDIANTE UNA DESTILACION.
ES95913325T 1994-03-28 1995-03-23 Procedimiento de purificacion de eter 1,1,1,3,3,3-hexafluoroisopropilico de fluorometilo. Expired - Lifetime ES2126889T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6057305A JP2786106B2 (ja) 1994-03-28 1994-03-28 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精製方法

Publications (1)

Publication Number Publication Date
ES2126889T3 true ES2126889T3 (es) 1999-04-01

Family

ID=13051853

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95913325T Expired - Lifetime ES2126889T3 (es) 1994-03-28 1995-03-23 Procedimiento de purificacion de eter 1,1,1,3,3,3-hexafluoroisopropilico de fluorometilo.

Country Status (9)

Country Link
US (1) US5684210A (es)
EP (1) EP0700888B1 (es)
JP (1) JP2786106B2 (es)
CN (1) CN1046932C (es)
CA (1) CA2163795C (es)
DE (1) DE69506812T2 (es)
ES (1) ES2126889T3 (es)
RU (1) RU2109725C1 (es)
WO (1) WO1995026326A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3240043B2 (ja) * 1996-01-23 2001-12-17 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精製方法
US6403849B1 (en) 2000-09-26 2002-06-11 3M Innovative Properties Company Method for purifying perfluorocarbons
GB0031310D0 (en) * 2000-12-21 2001-01-31 Ici Plc Process for the purification of fluoromethyl hexafluoroisopropyl ether
JP5620056B2 (ja) * 2008-10-10 2014-11-05 スリーエム イノベイティブプロパティズカンパニー フッ素系溶剤の精製方法
CA2952552C (en) 2016-11-02 2018-05-15 Central Glass Company, Limited Method for washing sevoflurane storage container and method for storing sevoflurane
JP6299905B1 (ja) 2017-02-06 2018-03-28 セントラル硝子株式会社 セボフルランの製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250334A (en) * 1979-12-26 1981-02-10 Baxter Travenol Laboratories, Inc. Method of synthesizing fluoromethylhexafluoroisopropyl ether
US4328376A (en) * 1980-03-31 1982-05-04 Baxter Travenol Laboratories, Inc. Method of removing fluorinated olefin byproduct formed during the synthesis of a fluorinated ether
GB9126355D0 (en) * 1991-12-11 1992-02-12 Ici Plc Production of hydrofluorocarbons

Also Published As

Publication number Publication date
JPH07258138A (ja) 1995-10-09
JP2786106B2 (ja) 1998-08-13
DE69506812T2 (de) 1999-05-20
DE69506812D1 (de) 1999-02-04
CN1125935A (zh) 1996-07-03
CN1046932C (zh) 1999-12-01
EP0700888B1 (en) 1998-12-23
RU2109725C1 (ru) 1998-04-27
US5684210A (en) 1997-11-04
WO1995026326A1 (fr) 1995-10-05
CA2163795A1 (en) 1995-10-05
CA2163795C (en) 2000-02-01
EP0700888A4 (en) 1996-08-21
EP0700888A1 (en) 1996-03-13

Similar Documents

Publication Publication Date Title
ES533142A0 (es) Un procedimiento mejorado para la produccion de oxigeno de pureza 96% como minimo por destilacion criogenica y su correspondiente aparato mejorado.
GT199900043A (es) Hidroxamidas del acido (4-arilsulfonilamino)-tetrahidropiran-4-carboxìlico.
MX9302906A (es) Derivados de mercaptoacetilamida novedosos utiles como inhibidores de la encefalinasa.
ES2045180T3 (es) Nuevo procedimiento para la obtencion de 4-aciloxi-3-hidroxietil-azetidinonas.
AR026063A1 (es) Metodo para la preparacion de 5-carboxiftalida.
ES2081226T3 (es) Purificacion del pentafluoretano.
BR8108346A (pt) Processo para preparacao enzimatica de acido l-2-amino-4-metil-fosfinobutirico
BR8004131A (pt) Processo para producao de pecas com uma camada de adaptacao para solicitacoes oriundas de pressao superficial extremamente intensa, bem como peca produzida pelo processo
DE59003144D1 (de) Destillationsanlage zur Herstellung von Wasserstoff-Peroxid.
ES2126889T3 (es) Procedimiento de purificacion de eter 1,1,1,3,3,3-hexafluoroisopropilico de fluorometilo.
DK0783473T3 (da) Fremgangsmåde til oprensning af 2,6-diisopropylphenol
ES2090840T3 (es) Procedimiento de purificacion de un hidrofluoroalcano.
BR0009518A (pt) Processo para a preparação de um éster do ácido 2-hidroxi-4-metiltiobutìrico
MX170636B (es) Purificacion de acidos alcansulfonicos utilizando ozono
EA199900741A1 (ru) Способ получения эпросартана
ES2127600T3 (es) Procedimiento para la purificacion de n-vinilpirrolidona mediante cristalizacion.
ES2168355T3 (es) Derivados de bisulfuro de indano-2-mercaptoacetilamida utiles como inhibidores de la encefalinasa.
DE3869885D1 (de) Verfahren zur herstellung des gereinigten naphthalin-2,6-dicarbonsaeure-bis (2-hydroxyethyl)-esters.
EA199801084A1 (ru) Спосб получения фенилгетероциклических соединений, используемых в качестве ингибиторов циклооксигеназы-2
ES2087696T3 (es) Procedimiento para la fabricacion de nitrobenceno.
ES2170344T3 (es) Procedimiento de produccion de olefina(s) por descomposicion del eter correspondiente con la ayuda de un catalizador particular.
ES2083427T3 (es) Procedimiento para fabricar 2-oxindol-1-carboxamidas.
AR217847A1 (es) Aparato para la fabricacion,segun el sistema de hidroconformado,de fuelles de dilatacion para tuberias o similares
JPS534778A (en) Crystal growth method with molecular beam
ES2019598B3 (es) Metodo para evitar la desodorizacion del gas de petroleo licuado odorizado con compuestos de organoazufre.

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 700888

Country of ref document: ES