Patent · US Expired

Derivatives of pyrazolo [1,5-a]pyrido[3,4-e]pyrimidine

US4066645A · kind A · utility

5Cited by
2References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 1977
Grant dateJan 3, 1978
Priority date—
Expiry dateMay 9, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D471/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New derivatives of pyrazolo[1,5-a]pyrido[3,4-e]-pyrimidine have the general formulas ##STR1## The compounds are useful as anti-inflammatory agents.

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