Patent · US Expired

Process for the production of fluoromethylhexafluoroisopropylether

US5990359A · kind A · utility

10Cited by
1References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1998
Grant dateNov 23, 1999
Priority date
Expiry dateJun 30, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C41/01
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Process for producing Sevoflurane anaesthetic which comprises reacting hexafluoroisopropyl alcohol with essentially pure bis(fluoromethyl)ether. The bis(fluoromethyl)ether is preferably obtained by the reaction of formaldehyde with hydrogen fluoride.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.