摘要 |
<p>Novel taxoids of general formula (I), the preparation thereof and pharmaceutical compositions containing them are described, wherein Z is a hydrogen atom or a radical of general formula (II), wherein R1 is an optionally substituted benzoyl radical or a radical R2-O-CO- where R2 is an optionally substituted phenyl, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, or heterocyclyl radical, R3 is an aromatic heterocyclic, alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or naphthyl radical, R4 is a substituted alkanoyloxy, alkenoyloxy, alkynoyloxy or cycloalkanoyloxy radical and R5 is an optionally substituted alkoxy radical or a cycloalkyloxy or cycloalkenyloxy radical. The novel products of general formula (I), where Z is a radical of general formula (II), have remarkable anti-tumour and anti-leukemia properties.</p> |