Derivatives of 1-phenyl 1,4-dihydro 3-amino 4-oxo pyridazines, t

Details Derivatives of 1-phenyl 1,4-dihydro 3-amino 4-oxo pyridazines, t Derivatives of 1-phenyl 1,4-dihydro 3-amino 4-oxo pyridazines, t

1990-06-06

1991-10-22

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

5142365, 514252, 544114, 544238, 544239, C07D23722

Patent

active

050595997

ABSTRACT:
The present invention relates to derivatives of 1-phenyl 1,4-dihydro 3-amino 4-oxo pyridazines of the general formula I: ##STR1## and the production thereof. It also concerns pharmaceutical compositions comprising as active principle a compound of general formula I and use thereof for treatment of central nervous system disturbances, especially as an anxiolytic.

REFERENCES:
patent: 2798869 (1957-07-01), Druey et al.
patent: 4238490 (1980-12-01), Powers et al.
patent: 4561881 (1985-12-01), Labovitz et al.
patent: 4661145 (1987-04-01), Fujimoto
patent: 4672063 (1987-06-01), Jasserand et al.
Staehelin et al., Chem. Abstr. vol. 51, entry 4380dt (1957).
S. Plescia et al., J. Heterocyclic. Chem. 18, 333-334 (1981).
A. Staehelin et al., Helv. Chim. Acta 39, 1741-1754 (1956).

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