New takisoido, the production and the medicine manufacture study constituent which includes those

摘要

PCT No. PCT/FR95/00736 Sec. 371 Date Dec. 6, 1996 Sec. 102(e) Date Dec. 6, 1996 PCT Filed Jun. 7, 1995 PCT Pub. No. WO95/33737 PCT Pub. Date Dec. 14, 1995This invention relates to taxoids of the formula (I): IMAGE (I) a method for preparing these taxoids, and pharmaceutical compositions containing them. In formula (I), R is alkyl radical (1-6 carbon atoms), alkenyl (2-6 carbon atoms), alkynyl (2-6 carbon atoms), cycloalkyl (3-6 carbon atoms), cycloalkenyl (4-6 carbon atoms), phenyl, unsaturated heterocyclyl containing from 5 to 6 links, Z is a hydrogen atom or a radical of formula (II):stituted benzoyl radical, thenoyl radical, furoyl radical, or a radical R2-O-CO- in which R2 is an alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, optionally substituted phenyl or heterocyclyl, and R3 is an alkyl, alkenyl, alkynyl, cycloalkyl, phenyl, naphthyl or aromatic heterocyclic radical. The taxoids of formula (I) in which Z is a radical of formula (II) have remarkable antitumoral and antileukemic properties.