GB2587294B - Processes for the preparation of desflurane - Google Patents

Processes for the preparation of desflurane Download PDF

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Publication number
GB2587294B
GB2587294B GB2019638.2A GB202019638A GB2587294B GB 2587294 B GB2587294 B GB 2587294B GB 202019638 A GB202019638 A GB 202019638A GB 2587294 B GB2587294 B GB 2587294B
Authority
GB
United Kingdom
Prior art keywords
desflurane
processes
preparation
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.)
Active
Application number
GB2019638.2A
Other versions
GB2587294A (en
GB202019638D0 (en
Inventor
Matthew Brown Sebastian
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.)
Sagetech Medical Equipment Ltd
Original Assignee
Sagetech Medical Equipment 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 Sagetech Medical Equipment Ltd filed Critical Sagetech Medical Equipment Ltd
Priority to GB2019638.2A priority Critical patent/GB2587294B/en
Priority claimed from GB1603094.2A external-priority patent/GB2547651B/en
Publication of GB202019638D0 publication Critical patent/GB202019638D0/en
Publication of GB2587294A publication Critical patent/GB2587294A/en
Application granted granted Critical
Publication of GB2587294B publication Critical patent/GB2587294B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/22—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of halogens; by substitution of halogen atoms by other halogen atoms
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB2019638.2A 2016-02-23 2016-02-23 Processes for the preparation of desflurane Active GB2587294B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2019638.2A GB2587294B (en) 2016-02-23 2016-02-23 Processes for the preparation of desflurane

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1603094.2A GB2547651B (en) 2016-02-23 2016-02-23 Processes for the preparation of sevoflurane and desflurane
GB2019638.2A GB2587294B (en) 2016-02-23 2016-02-23 Processes for the preparation of desflurane

Publications (3)

Publication Number Publication Date
GB202019638D0 GB202019638D0 (en) 2021-01-27
GB2587294A GB2587294A (en) 2021-03-24
GB2587294B true GB2587294B (en) 2021-06-16

Family

ID=74189113

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2019638.2A Active GB2587294B (en) 2016-02-23 2016-02-23 Processes for the preparation of desflurane

Country Status (1)

Country Link
GB (1) GB2587294B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897502A (en) * 1971-10-22 1975-07-29 Airco Inc Process for making fluorinated ethers
US4874901A (en) * 1988-05-06 1989-10-17 Boc, Inc. Process for the production of polyfluorinated ethers
GB2219292A (en) * 1988-05-31 1989-12-06 Central Glass Co Ltd Process of preparing 1,2,2,2-tetrafluoroethyl-difluoromethyl ether
US6054626A (en) * 1990-10-26 2000-04-25 Rhodia Limited Synthesis of fluorinated ethers
US6800786B1 (en) * 2002-09-25 2004-10-05 Baxter International, Inc. Preparation of desflurane
US20060205983A1 (en) * 2004-11-17 2006-09-14 Terrell Ross C Process for production of 1,2,2,2-tetrafluoro ethyl difluoro methyl ether
CN105884587A (en) * 2016-04-26 2016-08-24 华东医药（西安）博华制药有限公司 Method for synthesizing chloromethy-1,1,1,3,3,3-hexafluoroisopropyl ether

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897502A (en) * 1971-10-22 1975-07-29 Airco Inc Process for making fluorinated ethers
US4874901A (en) * 1988-05-06 1989-10-17 Boc, Inc. Process for the production of polyfluorinated ethers
GB2219292A (en) * 1988-05-31 1989-12-06 Central Glass Co Ltd Process of preparing 1,2,2,2-tetrafluoroethyl-difluoromethyl ether
US6054626A (en) * 1990-10-26 2000-04-25 Rhodia Limited Synthesis of fluorinated ethers
US6800786B1 (en) * 2002-09-25 2004-10-05 Baxter International, Inc. Preparation of desflurane
US20060205983A1 (en) * 2004-11-17 2006-09-14 Terrell Ross C Process for production of 1,2,2,2-tetrafluoro ethyl difluoro methyl ether
CN105884587A (en) * 2016-04-26 2016-08-24 华东医药（西安）博华制药有限公司 Method for synthesizing chloromethy-1,1,1,3,3,3-hexafluoroisopropyl ether

Also Published As

Publication number Publication date
GB2587294A (en) 2021-03-24
GB202019638D0 (en) 2021-01-27

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