Different ketones such as cyclohexanone, cyclopentanone, acetophenone, 2-acetonaphthalene, 4-methylcyclohexanone in the presence of an hydrous CuCl2 (catalytic amounts) at reflux condition for 2–4 hours, without using a solvent led to dimers 2-(1-cyclohexane-1-yl)-cyclohexanone 6, 2-cyclopentylidene cyclopentanone 10, trimer dodecahydrotriphenylene (DTP) 4, trindan (tricyclopentabenzene) 9, 1,3,5-
不同的酮,如
环己酮、
环戊酮、
苯乙酮、2-乙酰
萘、
4-甲基环己酮,在含
水 CuCl2(催化量)的存在下,在回流条件下 2-4 小时,不使用溶剂导致二聚体 2-(1-
环己烷-1-yl)-cyclohexanone 6, 2-cyclopentylidene cyclopentanone 10, trimer dodecahydrotriphenylene (DTP) 4, trindan (tricyclopentabenzo) 9, 1,3,5- triphenylbenzo (
TBP) 12a, 1,3,5-tri β-naphthylbenzo 12b 和十二氢-2,6,10-三甲基苯并苯 17 和 18。