ZA200801327B - Purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane) - Google Patents

Purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)

Info

Publication number
ZA200801327B
ZA200801327B ZA200801327A ZA200801327A ZA200801327B ZA 200801327 B ZA200801327 B ZA 200801327B ZA 200801327 A ZA200801327 A ZA 200801327A ZA 200801327 A ZA200801327 A ZA 200801327A ZA 200801327 B ZA200801327 B ZA 200801327B
Authority
ZA
South Africa
Prior art keywords
sevoflurane
fluoromethyl
purification
multiphase mixture
hexafluoroisopropyl ether
Prior art date
Application number
ZA200801327A
Other languages
English (en)
Inventor
Jones Barry
Swinson Joel
Original Assignee
Halocarbon Prod Corp
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 Halocarbon Prod Corp filed Critical Halocarbon Prod Corp
Publication of ZA200801327B publication Critical patent/ZA200801327B/xx

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
    • C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
    • C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/36—Azeotropic distillation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
    • C07C43/04—Saturated ethers
    • C07C43/12—Saturated ethers containing halogen
    • C07C43/123—Saturated ethers containing halogen both carbon chains are substituted by halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA200801327A 2005-08-04 2008-02-07 Purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane) ZA200801327B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70540805P 2005-08-04 2005-08-04

Publications (1)

Publication Number Publication Date
ZA200801327B true ZA200801327B (en) 2009-01-28

Family

ID=37727866

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200801327A ZA200801327B (en) 2005-08-04 2008-02-07 Purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)

Country Status (14)

Country Link
US (1) US7750192B2 (fr)
EP (1) EP1910258B1 (fr)
JP (1) JP5069236B2 (fr)
KR (1) KR100997836B1 (fr)
CN (1) CN101263102B (fr)
AT (1) ATE540914T1 (fr)
BR (1) BRPI0614298A2 (fr)
CA (1) CA2618345C (fr)
DK (1) DK1910258T3 (fr)
ES (1) ES2381573T3 (fr)
IL (1) IL189243A (fr)
MX (1) MX2008001654A (fr)
WO (1) WO2007019161A2 (fr)
ZA (1) ZA200801327B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7732647B2 (en) * 2007-12-27 2010-06-08 Halocarbon Products Corporation Process for the purification of fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane)
JP5360208B2 (ja) * 2009-06-15 2013-12-04 ダイキン工業株式会社 高純度含フッ素エーテルの製造方法
EP3888785A3 (fr) 2009-09-01 2021-12-29 Blue-Zone Technologies Ltd. Systèmes et procédés de traitement de gaz
EP2889355B1 (fr) * 2013-12-26 2017-04-19 Central Glass Company, Limited Composition comme un mélange azéotropique, composition de transfert de chaleur, nettoyeur, dispositif de pompe à chaleur à haute température et procédé de transfert de chaleur
CN105566074A (zh) * 2014-10-08 2016-05-11 浙江化工院科技有限公司 一种纯化六氟异丙基甲醚的方法
CN105523903B (zh) * 2016-01-30 2017-07-18 华东医药（西安）博华制药有限公司 一种七氟烷的纯化方法
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
CN107698430B (zh) * 2017-11-01 2021-01-08 华东医药（西安）博华制药有限公司 一种七氟烷反应液的后处理方法
CN114560758B (zh) * 2022-02-22 2023-08-18 中船(邯郸)派瑞特种气体股份有限公司 一种电子级九氟丁基甲醚的纯化方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250331A (en) 1979-10-09 1981-02-10 E. I. Du Pont De Nemours And Company Removal of organic acids from dilute aqueous solutions of salts of organic acids by supercritical fluids
US4250334A (en) 1979-12-26 1981-02-10 Baxter Travenol Laboratories, Inc. Method of synthesizing fluoromethylhexafluoroisopropyl ether
JP2865554B2 (ja) * 1994-04-08 1999-03-08 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ガスクロマトグラフ分析
US5969193A (en) * 1997-08-18 1999-10-19 Medeva Pharmaceuticals Pa, Inc. Method for the preparation of sevoflurane
US6469219B1 (en) * 2000-03-16 2002-10-22 Halocarbon Products Corporation Production of fluoromethyl 2,2,2-trifluoro-1-(trifluoromethyl)ethyl ether

Also Published As

Publication number Publication date
US7750192B2 (en) 2010-07-06
EP1910258B1 (fr) 2012-01-11
EP1910258A4 (fr) 2010-12-08
US20080214875A1 (en) 2008-09-04
MX2008001654A (es) 2008-04-07
KR20080034489A (ko) 2008-04-21
CN101263102A (zh) 2008-09-10
ATE540914T1 (de) 2012-01-15
CN101263102B (zh) 2011-08-17
KR100997836B1 (ko) 2010-12-01
EP1910258A2 (fr) 2008-04-16
IL189243A (en) 2011-10-31
CA2618345C (fr) 2012-03-06
WO2007019161A2 (fr) 2007-02-15
DK1910258T3 (da) 2012-05-07
ES2381573T3 (es) 2012-05-29
WO2007019161A3 (fr) 2007-07-19
CA2618345A1 (fr) 2007-02-15
BRPI0614298A2 (pt) 2011-03-22
IL189243A0 (en) 2008-08-07
JP2009503095A (ja) 2009-01-29
JP5069236B2 (ja) 2012-11-07

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