Diaryl-substituted heterocyclic compounds, drugs and cosmetics o

Details Diaryl-substituted heterocyclic compounds, drugs and cosmetics o Diaryl-substituted heterocyclic compounds, drugs and cosmetics o

1990-02-08

1991-10-29

Ramsuer, Robert W.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

514319, 514404, 514406, 514407, 514859, 514861, 514863, 514915, 544140, 546205, 546206, 548363, 548364, 548373, 548374, 548379, A61K 748, C07D23122, C07D41310

Patent

active

050617052

ABSTRACT:
Compounds of formula I ##STR1## wherein R.sup.1 and R.sup.2 are each hydrogen or methyl, A is an ethylene or methylene radical which is unsubstituted or substituted by methyl, hydroxyl or oxo, L is a saturated or unsaturated five-membered or six-membered heterocyclic structure which is unsubstituted or substituted by hydroxyl, mercapto, C.sub.1 -C.sub.6 -alkyl, or C.sub.1 -C.sub.4 -alkanoyl and has from 1 to 3 heteroatoms from the group consisting of N, O and S, the second and third heteroatoms being a nitrogen atom,

REFERENCES:
patent: 4118574 (1978-10-01), Beck et al.
patent: 4326055 (1982-04-01), Loeliger

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