Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1980-04-21
1982-04-13
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544238, 544239, C07D23722, C07D40512, A61K 3150
Patent
active
043247881
ABSTRACT:
There are described new alkoxyalkylidenhydrazinopyridazines having antihypertensive activity having the formula: ##STR1## wherein R is alkyl or cycloalkyl having up to 5 carbon atoms, optionally substituted with unsubstituted phenyl, substituted phenyl or cycloalkyl, R.sub.1 is hydrogen or alkyl having 1 to 3 carbon atoms and R.sub.2 is alkyl having 1 to 3 carbon atoms, a carboxylic group or phenyl and the process for their preparation.
REFERENCES:
patent: 3769278 (1973-10-01), Pifferi
patent: 4027027 (1977-05-01), Iaeggi et al.
patent: 4082843 (1978-04-01), Coates et al.
patent: 4115575 (1978-09-01), Frei et al.
Dorigotti Luciano
Gaviraghi Giovanni
Pifferi Giorgio
Pinza Mario
Semeraro Claudio
Berch Mark L.
I.S.F. S.p.A.
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