Patent · US Expired

Preparation of corticoids from 17-keto steroids

US4411835A · kind A · utility

1Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 1982
Grant dateOct 25, 1983
Priority date
Expiry dateMay 17, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J31/006
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention is a process for the transformation of a 17-keto steroid (II) to a corticoid (XI) which has pharmaceutical utility.

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