Pharmaceutical compositions containing titanocene complexes and use of these complexes as cytostatic agents

摘要

Titanocene complexes of the general formula I ##STR1## in which: A is ##STR2## wherein X is oxygen or sulfur,PPR is hydrogen or C.sub.1-4 alkyl andPPY is halogeno, or is --O- -CO--R', wherein R' is --CF.sub.3, --CCl.sub.3, --CBr.sub.3, --CHCl.sub.2, --CH. sub.2 Cl, --CHCH--COOH or --(CH.sub.2).sub.n COOH and P Pn is an integer of 0, 1, 2, 3 or 4 andPPB is halogeno or has the same meaning as A;PPuseful for the treatment of solid tumors.