Patent · US Expired

Process for preparing sulfoxides

US5731423A · kind A · utility

7Cited by
1References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1996
Grant dateMar 24, 1998
Priority date
Expiry dateMar 21, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C315/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process is disclosed for making a compound having a sulfoxide group comprising providing a first compound having a sulfide group and contacting said first compound with an oxidizing agent in the presence of silica and a carboxylic acid anhydride. In a particular embodiment of the invention, the high yield preparation of glycoside moieties having anomeric sulfoxides at ambient temperature is described.

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