N-substituted heterocyclic derivatives, their preparation and th

Details N-substituted heterocyclic derivatives, their preparation and th N-substituted heterocyclic derivatives, their preparation and th

1991-11-20

1993-12-14

Richter, Johann

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

514365, 514381, 514382, 514386, 544231, 544319, 548147, 548196, 548201, 548253, 5483007, 5483137, 5483011, 5483235, 5483251, 5483255, A61K 3138, A61K 31505, A61K 31415, C07D47338

Patent

active

052703177

ABSTRACT:
The invention relates to N-substituted heterocyclic derivatives and its salts.
These derivatives have the formula ##STR1## in which the substituents are as defined in the specification.

REFERENCES:
patent: 4355040 (1982-10-01), Furukawa et al.
patent: 4614535 (1986-09-01), Schmierer et al.
patent: 4880804 (1989-11-01), Carini et al.

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