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
Links
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 2
- 239000007848 Bronsted acid Substances 0.000 abstract 1
- 239000002841 Lewis acid Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- SGAMQLNREKTWEK-UHFFFAOYSA-N fluoro(fluoromethoxy)methane Chemical compound FCOCF SGAMQLNREKTWEK-UHFFFAOYSA-N 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 150000007517 lewis acids Chemical class 0.000 abstract 1
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.
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 (8)
| 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 |
| JP4087488B2 (ja) * | 1998-03-03 | 2008-05-21 | 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 |
| 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 |
| 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 |
| CN120698863A (zh) * | 2025-08-25 | 2025-09-26 | 山东华氟化工有限责任公司 | 一种氢氟醚提纯方法 |
Family Cites Families (3)
| 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 |
-
1994
- 1994-03-28 JP JP6057305A patent/JP2786106B2/ja not_active Expired - Lifetime
-
1995
- 1995-03-23 US US08/545,715 patent/US5684210A/en not_active Expired - Lifetime
- 1995-03-23 RU RU95122447A patent/RU2109725C1/ru active
- 1995-03-23 EP EP95913325A patent/EP0700888B1/en not_active Expired - Lifetime
- 1995-03-23 CA CA002163795A patent/CA2163795C/en not_active Expired - Lifetime
- 1995-03-23 CN CN95190232A patent/CN1046932C/zh not_active Expired - Lifetime
- 1995-03-23 ES ES95913325T patent/ES2126889T3/es not_active Expired - Lifetime
- 1995-03-23 DE DE69506812T patent/DE69506812T2/de not_active Expired - Lifetime
- 1995-03-23 WO PCT/JP1995/000536 patent/WO1995026326A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| RU2109725C1 (ru) | 1998-04-27 |
| CA2163795A1 (en) | 1995-10-05 |
| US5684210A (en) | 1997-11-04 |
| DE69506812T2 (de) | 1999-05-20 |
| EP0700888A1 (en) | 1996-03-13 |
| EP0700888B1 (en) | 1998-12-23 |
| DE69506812D1 (de) | 1999-02-04 |
| CN1046932C (zh) | 1999-12-01 |
| CN1125935A (zh) | 1996-07-03 |
| EP0700888A4 (en) | 1996-08-21 |
| JPH07258138A (ja) | 1995-10-09 |
| JP2786106B2 (ja) | 1998-08-13 |
| CA2163795C (en) | 2000-02-01 |
| WO1995026326A1 (en) | 1995-10-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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