Patent · US Expired

Pyridopyrimidines, pharmaceutical compositions and use

US4621082A · kind A · utility

3Cited by

1References

12Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Horst Meyer
Egbert Wehinger
Bernward Garthoff · Hilden, DE
Stanislav Kazda · Wuppertal, DE

Key dates

Filing date	Jan 7, 1986
Grant date	Nov 4, 1986
Priority date	—
Expiry date	Jan 7, 2006

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D211/90
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Pyridopyrimidines of the formula ##STR1## in which R.sup.1 is optionally substituted aryl or heterocyclic, exhibit circulation active properties, especially renal vasodilating and diuretic action.

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