(E)-2-(3,4-Dimethoxy-benzyl)-4,8-dimethyl-nona-3,7-dienenitrile 、
2,2,2-trifluoroethyl 4-chlorobenzenesulfenate 在
boron trifluoride nitrometane adduct 作用下,
以
硝基甲烷 为溶剂,
反应 0.08h,
生成 (4bS,7S,8aR,9R)-7-(4-chlorophenyl)sulfanyl-2,3-dimethoxy-4b,8,8-trimethyl-5,6,7,8a,9,10-hexahydrophenanthrene-9-carbonitrile 、 (4bS,7S,8aR,9S)-7-(4-chlorophenyl)sulfanyl-2,3-dimethoxy-4b,8,8-trimethyl-5,6,7,8a,9,10-hexahydrophenanthrene-9-carbonitrile