环辛炔 、
(3-(4-trifluoromethyl-benzoyl)-5-(4-trifluoromethyl-phenyl)-2,2-dimethyl-1-aza-cyclopenta-3,5-dien-1-ium-1-yl)dicyanomethanide 以
乙腈 为溶剂,
反应 16.0h,
以46%的产率得到2-(4-trifluoromethylbenzoyl)-3a-(4-trifluoromethylphenyl)-1,1-dimethyl-1,3a,4,5,6,7,8,9-octahydro-10a-aza-cycloocta[a]pentalene-10,10-dicarbonitrile