Patent · US Expired

Pyrrolidine derivatives

US4230623A · kind A · utility

0Cited by
0References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 1978
Grant dateOct 28, 1980
Priority date
Expiry dateNov 13, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D207/09
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Pyrrolidine derivatives of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are as hereinafter described, prepared inter alia from the corresponding pyrrolines, are described. The compounds are useful as analgesic agents.

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