Patent · US Expired

Substituted imidazo[1,2-d]-as-triazines

US4107309A · kind A · utility

3Cited by
1References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1977
Grant dateAug 15, 1978
Priority date—
Expiry dateMay 23, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D487/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This disclosure describes novel 5-substituted imidazo[1,2-d]-as-triazines useful as anti-asthmatic agents and as inhibitors of the enzyme cyclic-AMP phosphodiesterase.

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