Patent · US Expired

Process and intermediates

US5312964A · kind A · utility

3Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 27, 1993
Grant dateMay 17, 1994
Priority date
Expiry dateMay 27, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C255/39
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A novel process for the preparation of isomers or mixtures of isomers of compounds of the formula ##STR1## and novel intermediates therefore.

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