(7E,12E)-(6S,10S,11S)-10,11-Bis-(tert-butyl-dimethyl-silanyloxy)-13-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-1-[(2R,6R)-6-(3-trimethylsilanyl-prop-2-ynyl)-3,6-dihydro-2H-pyran-2-yl]-trideca-7,12-dien-6-ol 在
potassium carbonate 、
N,N-二异丙基乙胺 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
反应 27.0h,
生成 tert-butyl-[(1E,3S,4S,6E,8S)-3-[tert-butyl(dimethyl)silyl]oxy-8-(methoxymethoxy)-1-[(2S)-4-methyl-3,6-dihydro-2H-pyran-2-yl]-10-methylidene-13-[(2R,6R)-6-prop-2-ynyl-3,6-dihydro-2H-pyran-2-yl]trideca-1,6-dien-4-yl]oxy-dimethylsilane