Piperazinylalkyl-3(2H)-pyridazinones and the use thereof as agen

Details Piperazinylalkyl-3(2H)-pyridazinones and the use thereof as agen Piperazinylalkyl-3(2H)-pyridazinones and the use thereof as agen

1989-11-30

1991-07-23

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

5142365, 544120, 544238, A61K 3150, C07D23714

Patent

active

050343912

ABSTRACT:
The invention relates to new piperazinylalkyl-3(2H)-pyridazinones of the formula ##STR1## in which the radicals R.sub.1 represents hydrogen, phenyl, benzyl, or (C.sub.1 -C.sub.6)-alkyl which is unsubstituted or substituted one or more times by hydroxyl, piperidine, morpholine or by a group NR.sub.4 R.sub.5 in which R.sub.4 and R.sub.5 can be identical or different and which represent hydrogen, methyl or ethyl,

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Mizzoni et al., J.A.C.S., vol. 76, 2201 (1954).

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