Patent · US Expired

Steroidal anaesthetics of the pregnane and 19-norpregnane series

US3983111A · kind A · utility

56Cited by
3References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1974
Grant dateSep 28, 1976
Priority date
Expiry dateSep 23, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07J43/003
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Steroid anaesthetics of the pregnane and 19-norpregnane series are described, the steroids having a 3.alpha.-hydroxy group, a 17.alpha.-hydrogen atom, a 20-oxo group and at the 21-position a cyano, azido or basic amino group.

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