Patent · US Expired

Preparation of 11-keto steroids

US5585482A · kind A · utility

1Cited by
0References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 19, 1995
Grant dateDec 17, 1996
Priority date
Expiry dateOct 19, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J7/0045
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the preparation of a compound of the formula ##STR1## wherein R and R' and the A and B are as defined in the specification. ##STR2## K is selected from the group consisting of ##STR3## n is 2 or 3 and the dotted lined is an optional bond.

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