(1R,4S,5S,6R)-3-chloro-4,5-(isopropylidenedioxy)-7-(4'-methylphenylsulfonyl)-7-azabicyclo<4.1.0>hept-2-ene 、 alkaline earth salt of/the/ methylsulfuric acid 以
四氢呋喃 为溶剂,
以52%的产率得到(1R,2S,5R,6S)-N-(5,6-Isopropylidenedioxy-2,4-diphenylcyclohex-3-enyl)-(4'-methylphenyl)sulfonamide