5-Hydrazinopyridazin-3(2H)-ones

Details 5-Hydrazinopyridazin-3(2H)-ones 5-Hydrazinopyridazin-3(2H)-ones

1975-05-02

1977-01-11

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

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

260250A, 260240G, C07D23714, A61K 3150

Patent

active

040027511

ABSTRACT:
Substituted 5-hydrazinopyridazin-3(2H)-ones, e.g., 4-chloro-2-(3-trifluoromethylphenyl)-5-(1-methylhydrazino)-pyridazin-3(2H) -one or 4-chloro-2-(2-fluoro-5-trifluoromethylphenyl)-5-(1-methylhydrazino)-pyrida zin-3(2H)-one, are prepared by treating halogenated pyridazin-3-(2H)-ones with hydrazine and substituted hydrazines and are useful as central nervous system depressants and sleep inducers.

REFERENCES:
patent: 3193553 (1965-07-01), Reicheneder

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