碘甲烷 、 1-(3-diethylamino-propyl)-3-(4-trifluoromethyl-phenyl)-1-{2-[3-(4-trifluoromethyl-phenyl)-ureido]-ethyl}-urea 在
amberlite IRA
68 resin 作用下,
以
DMF (N,N-dimethyl-formamide) 、
二氯甲烷 为溶剂,
反应 66.0h,
以78%的产率得到N-[2-(1-methyl-1H-indol-3-yl)ethyl]-N-(1-methyl-4-piperidinyl)-N'-[4-(trifluoromethyl)phenyl]urea