tert-Butyl-(5-methoxy-bicyclo[4.2.0]octa-1,3,5-trien-7-yloxy)-dimethyl-silane 、
(E)-(4S,5R)-4,5-Diacetoxy-5-((2S,4S,5R)-5-acetoxy-2-methyl-[1,3]dioxan-4-yl)-pent-2-enoic acid ethyl ester 以
氯苯 为溶剂,
反应 72.0h,
以57%的产率得到(1R,2R,3S)-1-(tert-Butyl-dimethyl-silanyloxy)-3-[(1S,2R)-1,2-diacetoxy-2-((2S,4S,5R)-5-acetoxy-2-methyl-[1,3]dioxan-4-yl)-ethyl]-8-methoxy-1,2,3,4-tetrahydro-naphthalene-2-carboxylic acid ethyl ester