methyl 4-(2-hydroxy-6-oxocyclohex-1-en-1-yl)benzoate 、 2-(pent-1-yn-1-yl)naphthalene 在
[ruthenium(II)(η
6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]
2 、 copper diacetate 作用下,
以
1,4-二氧六环 为溶剂,
反应 4.0h,
以72%的产率得到methyl 2'-(naphthalen-2-yl)-2,6-dioxo-3'-propylspiro[cyclohexane-1,1'-indene]-5'-carboxylate