1-[(1S,4R)-7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl]-N-[2-[2-[[(1S,4R)-7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl]methylsulfonylamino]-4,6-bis(trifluoromethyl)phenyl]-3,5-bis(trifluoromethyl)phenyl]methanesulfonamide 在
硫酸 作用下,
以
水 为溶剂,
生成
(-)-4,4',6,6'-tetrakis-trifluoromethyl-biphenyl-2,2'-diamine