3(2H)-pyridazinone derivatives and process for the preparation t

Details 3(2H)-pyridazinone derivatives and process for the preparation t 3(2H)-pyridazinone derivatives and process for the preparation t

1992-12-21

1995-03-07

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

540574, 544114, 544238, 544239, 544383, 544403, C07D23710

Patent

active

053959345

ABSTRACT:
Racemic or optically active new 3(2H)-pyridazinone derivatives, a process for the preparation thereof, pharmaceutical compositions comprising the same, to the use of the said 3(2H)-pyridazinone derivatives for the treatment of diseases and for the preparation of pharmaceutical compositions suitable for the treatment of diseases.
The new 3(2H)-pyridazinone derivatives according to the invention correspond to the general formula (I), ##STR1##

REFERENCES:
patent: 4088764 (1978-05-01), Raabe
patent: 4532239 (1985-07-01), Raabe et al.
patent: 4783462 (1988-11-01), Mutsukado et al.
patent: 4992433 (1991-02-01), Stokbroekx
patent: 5034391 (1991-07-01), Blaschke

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