间溴三氟甲苯 、
2-[2-(1-ethyl-3,3-dimethylindol-1-ium-2-yl)ethenyl]-6-[2-(1-ethyl-3,3-dimethylindol-2-ylidene)ethylidene]-N-methylcyclohexen-1-amine 、
potassium selenocyanate 在
copper(l) iodide 、
三乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 25.0h,
以56.9%的产率得到2-[2-(1-ethyl-3,3-dimethylindol-1-ium-2-yl)ethenyl]-6-[2-(1-ethyl-3,3-dimethylindol-2-ylidene)ethylidene]-N-methyl-N-[3-(trifluoromethyl)phenyl]selanylcyclohexen-1-amine