Patent · US Expired

Method for the preparation of sevoflurane

US8058482B2 · kind B2 · utility

0Cited by

3References

21Claims

0Family size

Assignee

PIRAMAL CRITICAL CARE, INC. · US

Inventors

Ross C. Terrell · Clark, US
Joshua Levinson · Gilbert, US
Charles Young · Dorval, CA

Key dates

Filing date	Nov 17, 2005
Grant date	Nov 15, 2011
Priority date	—
Expiry date	Nov 17, 2025

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P23/00
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A method for the preparation of (CF3)2CHOCH2F (Sevoflurane) is presented, which comprises providing a mixture of (CF3)2CHOCH2Cl, potassium fluoride, water, and a phase transfer catalyst and reacting the mixture to form (CF3)2CHOCH2F.

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