2-iodoprop-2-en-1-ol 、
(3S,4aS,4bS,8aS)-3-[tert-butyl(dimethyl)silyl]oxy-4b,8,8-trimethyl-4,4a,5,6,7,8a,9,10-octahydro-3H-phenanthren-2-one 在
叔丁基锂 作用下,
以
乙醚 为溶剂,
反应 1.0h,
以50%的产率得到(2S,3S,4aS,4bS,8aS)-3-(tert-Butyl-dimethyl-silanyloxy)-2-(1-hydroxymethyl-vinyl)-4b,8,8-trimethyl-2,3,4,4a,4b,5,6,7,8,8a,9,10-dodecahydro-phenanthren-2-ol