1-benzhydryl-3-[2-(trifluoromethyl)-4'-methoxybenzhydryloxy]azetidine 、 3-(2,4'-dichlorobenzhydryloxy)azetidine hydrochloride 在
magnesium sulfate 作用下,
以to afford the desired product as a colourless oil (730 mg, 29%)的产率得到3-[2-(trifluoromethyl)-4'-methoxybenzhydryloxy]azetidine