Patent · US Expired

6-Imidazol-1-yl-3-hydrazino-pyridazines, their preparation and antihypertensive use

US4399137A · kind A · utility

6Cited by

4References

5Claims

0Family size

Assignee

BASF SE

Inventors

Gerd Steiner · Tauberbischofsheim, DE
Josef Gries · Monsheim, DE
Dieter Lenke · Ludwigshafen, DE

Key dates

Filing date	Dec 14, 1981
Grant date	Aug 16, 1983
Priority date	—
Expiry date	Dec 14, 2001

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D249/08
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

6-Imidazol-1-yl-3-hydrazino-pyridazines, in which the imidazole ring is unsubstituted or is substituted by halogen or alkyl, their physiologically tolerated addition salts with acids, processes for their preparation and their use as drugs in the treatment of hypertonia.

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