7-triethylsilyl-14β-allyloxy-2'-triisopropyl-3'-dephenyl-3'-(2-methylprop-1-enyl)-3'N-debenzoyl-3'N-(2-allylbenzoyl)paclitaxel 在
Grubbs catalyst first generation 作用下,
以
二氯甲烷 为溶剂,
以80%的产率得到[(1S,2S,5E,16S,17R,20R,23R,25S,26S,28R,31S,32R,33S)-23,31-diacetyloxy-1-hydroxy-21,25,34,34-tetramethyl-16-(2-methylprop-1-enyl)-14,18,24-trioxo-26-triethylsilyloxy-17-tri(propan-2-yl)silyloxy-3,19,29-trioxa-15-azahexacyclo[20.11.1.02,20.08,13.025,32.028,31]tetratriaconta-5,8,10,12,21-pentaen-33-yl] benzoate