Patent · US Expired

3-Pyrazolidinone carboxamides

US4211876A · kind A · utility

10Cited by
2References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 13, 1979
Grant dateJul 8, 1980
Priority date—
Expiry dateJun 13, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D231/08
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

3-Pyrazolidinone carboxamides such as N(tertamyl)7[3-oxo-1(3-hydroxy-n-octyl)pyrazolidin-2-yl]-heptanamide exhibit prostaglandin antagonist activity.

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