Acylated hydrazinopyridazine antihypertensives

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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260250A, C07D23720, A61K 3150

Patent

active

040863433

ABSTRACT:
Antihypertensive compounds comprising hydrazinopyridazine derivatives of the formula: ##STR1## wherein R is an alkyl radical containing from 1 to 4 carbon atoms or an alkyl radical having from 1 to 4 carbon atoms substituted with a hydroxy group and R.sub.1 is a hydrogen atom, an alkyl radical containing from 1 to 4 carbon atoms, a phenyl or 3-pyridyl group and their non-toxic pharmaceutically acceptable salts with inorganic or organic acids. Also pharmaceutical compositions containing the same.

REFERENCES:
patent: 3535317 (1970-10-01), Bellasio
patent: 3769278 (1973-10-01), Pifferi
patent: 3925381 (1975-12-01), Carpi et al.
patent: 4002753 (1977-01-01), Carpi et al.

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