methyl (1-(((1R,5S)-6,6-dimethylbicyclo[3.1.1]hept-2-en-2-yl)methyl)piperidin-4-yl)glycinate 、
4-氯-3-三氟甲基异氰酸苯酯 以
二氯甲烷 为溶剂,
以70%的产率得到3-[4-chloro-3-(trifluoromethyl)phenyl]-1-[1-[[(1R,5S)-6,6-dimethyl-2-bicyclo[3.1.1]hept-2-enyl]methyl]piperidin-4-yl]imidazolidine-2,4-dione