(3R,5R)-2-[(E)-3-(Dimethyl-phenyl-silanyl)-allyl]-2-iodo-5-methyl-3-(4-trimethylsilanyl-but-3-ynyl)-cyclohexanone 在
偶氮二异丁腈 、
三正丁基氢锡 作用下,
以
苯 为溶剂,
以82%的产率得到(2S,5aR,7R,9aS)-2-[(Dimethyl-phenyl-silanyl)-methyl]-7-methyl-3-trimethylsilanyl-1,2,4,5,5a,6,7,8-octahydro-cyclopenta[c]inden-9-one