(S)-N-((2S,3R)-4-((1S,3R)-3-(allyloxy)-6-methoxy-2,3-dihydro-1H-inden-1-ylamino)-1-(3,5-difluorophenyl)-3-hydroxybutan-2-yl)-2-((S)-3-butyl-2-oxopyrrolidin-1-yl)pent-4-enamide trifluoroacetate 在
Hoveyda-Grubbs catalyst second generation 作用下,
以
二氯甲烷 为溶剂,
反应 72.0h,
以46%的产率得到(1S,4R,5S,8S,14R)-8-((S)-3-butyl-2-oxo-pyrrolidin-1-yl)-5-(3,5-difluoro-benzyl)-4-hydroxy-18-methoxy-13-oxa-2,6-diaza-tricyclo[12.6.1.0
15,20]henicosa-10,15(20),16,18-tetraen-7-one trifluoroacetate