14β-allyloxy-3'N-debenzoyl-3'N-(2-allyloxybenzoyl)-7,2'-triethylsilylpaclitaxel 在
Grubbs catalyst first generation 作用下,
以
二氯甲烷 为溶剂,
反应 72.0h,
以42%的产率得到[(1S,2S,5Z,17S,18R,21R,24R,26S,27S,29R,32S,33R,34S)-24,32-diacetyloxy-1-hydroxy-22,26,35,35-tetramethyl-15,19,25-trioxo-17-phenyl-18,27-bis(triethylsilyloxy)-3,8,20,30-tetraoxa-16-azahexacyclo[21.11.1.02,21.09,14.026,33.029,32]pentatriaconta-5,9,11,13,22-pentaen-34-yl] benzoate