(1S,3S,4R)-3-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-4-methyl-2-methylidene-4-(2-trimethylsilylethoxymethoxymethyl)cyclohexan-1-ol 在
敌草腈 作用下,
以
乙二醇二甲醚 为溶剂,
反应 1.5h,
以78%的产率得到(1S,2R,3R,6R)-2-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-3-methyl-3-(2-trimethylsilanyl-ethoxymethoxymethyl)-7-oxa-bicyclo[4.2.0]octan-1-ol