Patent · US Expired

Imidazoquinazoline derivatives

US6127541A · kind A · utility

3Cited by
2References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 1998
Grant dateOct 3, 2000
Priority date
Expiry dateApr 27, 2018

Classification

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

Abstract

Imidazoquinoline derivatives of the formula ##STR1## (wherein X may be O or S) provide selective cyclic guanosine 3',5' monophosphate (cGMP)--specific phosphodiesterase (PDE) inhibitory activity. The compounds are useful for treating or ameliorating cardiovascular disease such as thrombosis, angina pectoris, hypertension, heart failure and arterial sclerosis, as well as asthma, impotence and the like.

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