NEW ALL TRANS PLATINUM (IV) COMPLEXES, THEIR PREPARATION AND THEIR USE AS ANTITUMOR AGENTS

摘要

The present invention relates to derivatives of formula (I) in which R1 and R2, identical or different, represent a hydrogen atom or a linear branched C1-4 alkyl radical; provided that one of R1 and R2 is different from hydrogen atom; R3 represents a bicyclic group of general formula (II): X represents O or -CH2- or -(CH2)2-; in the form of a free base, of an hydrate or of a solvate.