Novel organic platinum complex of the formula:
wherein R¹ is hydrogen atom or a lower alkyl group; R² is hydrogen atom, a substituted or unsubstituted lower alkyl group, a lower alkenyl group, a lower alkynyl agroup, a lower alkoxy group, a lower alkanoyl group, amino group, a substituted or unsubstituted nitrogen-containing hetero-monocyclic group, or an oxygen-containing hetero-monocyclic group, Alk is a lower alkylene group, X is carbonyl or sulfonyl group, n is 1 or 2, which has excellent anti-tumor activity against various tumors and is useful as an anti-tumor agent, and a process for the preparation thereof, and a pharmaceutical composition containing said compound.
式中的新型有机
铂络合物:
其中 R¹ 是氢原子或低级烷基;R²是氢原子、取代或未取代的低级烷基、低级烯基、低级炔基、低级烷氧基、低级烷酰基、
氨基、取代或未取代的含氮杂单环基团或含氧杂单环基团、Alk为低级亚烷基,X为羰基或磺酰基,n为1或2,对各种肿瘤具有优异的抗肿瘤活性,可用作抗肿瘤剂,及其制备方法,以及含有所述化合物的药物组合物。