申请人:——
公开号:US04804681A1
公开(公告)日:1989-02-14
Complexes of the general formula I [R.sup.1 (CH.sub.2).sub.m C(O)CR.sup.3 C(O)R.sup.2 ].sub.2+n MX.sub.2-n (I) wherein M denotes tin, titanium, zirconium or hafnium, R.sup.1 denotes hydrogen or a phenyl radical, it being possible for the phenyl radical to be monosubstituted or polysubstituted by fluorine, chlorine, bromine, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or trifluoromethyl, R.sup.2 denotes methyl or R.sup.1, with the exception of hydrogen, R.sup.3 denotes hydrogen or chlorine, X denotes fluorine, chlorine or bromine, but not fluorine if M denotes zirconium or hafnium, m denotes the number 1 or 0, or, if R.sup.1 denotes hydrogen, the number 1 and n denotes the number 0, or, if M denotes zirconium or hafnium, the number 1 or 0, exhibit a cytostatic activity which is comparable to that of cisplatin and are less toxic than cisplatin. They are suitable for the produduction of medicaments having an anti-neoplastic action.
一般式I的配合物[R.sup.1(CH.sub.2).sub.mC(O)CR.sup.3C(O)R.sup.2].sub.2+nMX.sub.2-n (I),其中M代表锡、钛、锆或铪,R.sup.1代表氢或苯基,苯基可以是单取代或多取代的氟、氯、溴、硝基、C.sub.1-C.sub.4-烷基、C.sub.1-C.sub.4-烷氧基或三氟甲基,R.sup.2代表甲基或R.sup.1,但不包括氢,R.sup.3代表氢或氯,X代表氟、氯或溴,但如果M代表锆或铪,则不包括氟,m代表数字1或0,或者如果R.sup.1代表氢,则数字1,n代表数字0,或者如果M代表锆或铪,则数字1或0,这些配合物具有与顺铂相当的细胞毒性活性,并且比顺铂毒性更小。它们适用于制造具有抗肿瘤作用的药物。