Antihypertensive aryl pyrazolo[4,3-c]pyridazinones

Details Antihypertensive aryl pyrazolo[4,3-c]pyridazinones Antihypertensive aryl pyrazolo[4,3-c]pyridazinones

1975-07-31

1977-01-18

Gallagher, R.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

260250A, 260250AC, A61K 3150, C07D48704

Patent

active

040040097

ABSTRACT:
The compounds are aryl-pyridazinone derivatives, e.g., 1-methyl-5-(2'-fluoro-5'-trifluoromethylphenyl)-1H-pyrazolo [4,3-c]pyridazin-6(5H)-one. They are useful as antihypertensives and are prepared by treating a hydrazinopyridazinone with a dialkylamino dialkyl-acetal.

REFERENCES:
patent: 3940248 (1976-02-01), Yamaguchi
Khadem et al., Chem. Abs. 78, 4200y (1973).

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