Nouveaux dérivés du taxane, leur préparation et les compositions qui les contiennent.

摘要

Novel taxane derivatives of formula (I), their preparation and pharmaceutical compositions containing same. In general formula (I), Ar is an aryl radical, R1 is a hydrogen atom or an acetyl radical or a radical according to formula (II) (wherein R1 and R2 denote hydrogen, alkyl or together form a heterocycle, n is equal to 2 or 3), R is alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, phenyl or heterocyclyl. The novel products of general formula (I) have outstanding tumour prevention activity.