Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1991-09-06
1993-02-16
Shah, Mukund J.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
548421, A61K 3140, C07D48708
Patent
active
051871866
ABSTRACT:
DC-88A derivatives represented by the general formula: ##STR1## wherein X represents hydrogen or CO.sub.2 R.sup.1 (in which R.sup.1 represents hydrogen, a straight-chain or branched alkyl having 1 to 4 carbon atoms, allyl, or benzyl); and ##STR2## have an excellent anti-tumor activity and are useful as anti-tumor agents.
REFERENCES:
patent: 4169888 (1979-10-01), Hanka et al.
patent: 4912227 (1990-03-01), Kelley et al.
patent: 5070092 (1991-12-01), Kanada et al.
Kanda Yutaka
Kobayashi Eiji
Morimoto Makoto
Nagamura Satoru
Saito Hiromitsu
Bernhardt E.
Kyowa Hakko Kogyo Co. Ltd.
Shah Mukund J.
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