(1S,2R,3R,4R)-Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid bis-[((S)-2-chloro-1-phenyl-ethyl)-amide] 在
sodium hydroxide 作用下,
以
甲醇 为溶剂,
反应 1.0h,
以31%的产率得到(4S)-4-phenyl-2-[(1S,2R,3R,4R)-3-[(4S)-4-phenyl-4,5-dihydro-1,3-oxazol-2-yl]-2-bicyclo[2.2.1]hept-5-enyl]-4,5-dihydro-1,3-oxazole