tert-Butyl-(5-methoxy-bicyclo[4.2.0]octa-1,3,5-trien-7-yloxy)-dimethyl-silane 、
Acetic acid (E)-(1R,2S)-2-acetoxy-1-((2S,4S,5R)-5-acetoxy-2-methyl-[1,3]dioxan-4-yl)-5-oxo-hex-3-enyl ester 以
氯苯 为溶剂,
反应 72.0h,
以49%的产率得到Acetic acid (1S,2R)-2-acetoxy-2-((2S,4S,5R)-5-acetoxy-2-methyl-[1,3]dioxan-4-yl)-1-[(2S,3R,4R)-3-acetyl-4-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-1,2,3,4-tetrahydro-naphthalen-2-yl]-ethyl ester