Dinitrogen heterocyclic derivatives N-substituted by a biphenylm

Details Dinitrogen heterocyclic derivatives N-substituted by a biphenylm Dinitrogen heterocyclic derivatives N-substituted by a biphenylm

1992-02-28

1993-12-07

Ford, John M.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

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

514257, 514387, 514386, 514380, 514383, 514384, 514364, 514363, 544231, 544319, 5483007, 5483111, 5483235, 5483241, 548243, 5482632, 5482662, 548132, 548133, 548138, 548144, C07D23336, C07D23936, A61K 31505, A61K 31415

Patent

active

052683753

ABSTRACT:
This invention relates to compounds of formula ##STR1## in which: R.sub.1 and R.sub.2 are similar or different and are each independently hydrogen or a group selected from CO.sub.2 N.dbd.C(NH.sub.2).sub.2, CONHNHCONH.sub.2, CONHNHCSNH.sub.2, C(OC.sub.2 H.sub.5).dbd.NCO.sub.2 CH.sub.3, COCH.sub.2 CO.sub.2 H.sub.5, N(OH)-CONHCOOC.sub.2 NCO.sub.2 CH.sub.3, COCH.sub.2 CO.sub.2 H.sub.5, N(OH)-CONHCOOC.sub.2 H.sub.5, C(OC.sub.2 H.sub.5).dbd.NH or a nitrogen heterocycle; with the proviso that at least one of the substituents R.sub.1 or R.sub.2 is other than hydrogen;

REFERENCES:
patent: 4675403 (1987-06-01), Abou-Gharbia
patent: 5100897 (1992-03-01), Allen et al.

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