Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1991-12-12
1993-04-20
Berch, Mark L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546 51, C07D47116, A61K 31475
Patent
active
052043550
ABSTRACT:
The invention relates to novel 15-nitro-2.beta.,3.beta.-dihydro- and 15-nitro-2.beta.,3.beta.,6,7-tetrahydrotabersonine derivatives of the formula (I), ##STR1## wherein R.sup.1 stands for hydrogen;
REFERENCES:
patent: 4152519 (1979-05-01), Parcor
patent: 4888351 (1989-12-01), Imaki
Lewin, Heterocycles 14, 1915 (1980).
Chem. Abstracts, vol. 94,157125H (1981) G. Lewin et al.
Journal of Chem. Society, Perkin Transactions 1. 1987, Letchworth, GB pp. 155 to 161.
Barta n/e/ e Bukovecz Margit
Bodo Mih,acu/a/ ly
Bolya nee Kassay Viktoria
Csomor Katalin
Galambos Janos
Berch Mark L.
Dubno Herbert
Myers Jonathan
Richter Gedeon Vegyeszeti Gyar Rt.
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