(1R,2S,4R,5S)-4-(tert-Butyl-dimethyl-silanyloxy)-2-hydroxy-3,3-dimethyl-5-phenylsulfanyl-cyclopentanecarbonitrile 在
potassium tert-butylate 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以79%的产率得到(3S,5S)-3-[tert-butyl(dimethyl)silyl]oxy-5-hydroxy-4,4-dimethylcyclopentene-1-carbonitrile