Patent · US Expired

Process for the preparation of cholesterol derivatives

US4304726A · kind A · utility

7Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 1980
Grant dateDec 8, 1981
Priority date
Expiry dateJun 3, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J9/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New organic dibasic acid half esters of 7-ketocholesterol and of 7-hydroxycholesterol represented by the general formula ##STR1## (wherein R.sub.1 is .dbd.O or --OH and R.sub.2 is a C.sub.1 -C.sub.5 alkylene group or a phenylene group) and physiologically acceptable salts thereof. These compounds are effective as an immunosuppressive or an anti-inflammatory agent.

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