Process for the production of fluoromethylhexafluoroisopropylether
US5990359A · kind A · utility
10Cited by
1References
5Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 30, 1998 |
| Grant date | Nov 23, 1999 |
| Priority date | — |
| Expiry date | Jun 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.