Patent · US Active

Process to prepare sulfonyl chloride derivatives

US7772403B2 · kind B2 · utility

3Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 2007
Grant dateAug 10, 2010
Priority date
Expiry dateMar 15, 2027

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D233/76
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A novel process for the preparation of hydantoin sulfonyl chlorides of general formula (I) wherein R and n are as specified in the description, and certain novel intermediates thereto, are disclosed.

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