醋酸锰(3+) 、
(Z)-2-Methyl-3-oxo-oct-6-enoic acid ethyl ester 在
copper diacetate 作用下,
以
溶剂黄146 为溶剂,
反应 96.0h,
生成
ethyl 5-acetoxy-1,6-dimethyl-2-oxocyclohex-3-enecarboxylate 、 ethyl 5-ethenyl-1-methyl-2-oxocyclopentanecarboxylate 、 ethyl 5-ethenyl-1-methyl-2-oxocyclopentanecarboxylate