摘要 |
The present invention relates to a novel taxol derivative having an antitumor-activity which is represented by formula (1). [In the formula (I), R1: a phenyl group, R2: an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group or an alkoxyl group, R3: a hydrogen atom, a hydroxyl group, a halogen atom, an alkoxyl group, a group -O-R31, an acyloxy group or a group -O-CO-R31, (in which R31: an alkylamino group, an alkenyl group, an alkynyl group, a cycloalkyl group, an aryl group or a heterocyclic group), R4 and R5: a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group, Z1: a hydrogen atom, a hydroxyl group, a halogen atom or an alkyl group, Z2: a hydrogen atom, a hydroxyl group, a halogen atom or an alkyl group, Z3: an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group, an aryl group or a heterocyclic group]
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