N4,N5,N4',N5'-Tetrakis-(3-trifluoromethyl-phenyl)-[2,2']biimidazolylidene-4,5,4',5'-tetraamine 、
5,6-二氯-2,3-二氰基吡嗪 反应 0.25h,
以49%的产率得到4,9,4',9'-tetrakis(3-trifluoromethyl-phenyl)-4,9,4',9'-tetrahydro[2,2']bi[1,3,4,5,8,9-hexaazacyclopenta[b]naphthalenylidene]-6,7,6',7'-tetracarbonitrile