Chartreusin derivatives, salts thereof, antitumorous compositions containing the same, and processes for produing the same
申请人:ISHIHARA SANGYO KAISHA, LTD.
公开号:EP0159708A2
公开(公告)日:1985-10-30
This invention relates to a novel chartreusin derivative of the general formula (I):
and a salt thereof. This chartreusin derivative and a salt thereof have an excellent antitumor activity, which is exhibited even when the site of cancer inoculation and the site of drug administration are different. This invention further relates to a antitumorous composition containing the above-mentioned compound as active ingredient. This invention furthermore relates to a process for producing the above-mentioned chartreusin derivative or salt thereof.
本发明涉及一种通式为(I)的新型石杉碱衍生物及其盐。 这种石杉碱衍生物及其盐具有优异的抗肿瘤活性,即使癌症接种部位和给药部位不同也能显示出这种活性。 本发明还涉及一种含有上述化合物作为活性成分的抗肿瘤组合物。 本发明还涉及一种生产上述石杉碱衍生物或其盐的工艺。