2,5-二甲基-2,4-己二烯 、
2,4-dimethylpentan-3-yl 2-diazoacetate 在
Cu(I) complex of bis-oxazoline 7 作用下,
以
二氯甲烷 为溶剂,
生成
2,4-dimethylpentan-3-yl (1R,3R)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate 、
(1S,3S)-2,2-Dimethyl-3-(2-methyl-propenyl)-cyclopropanecarboxylic acid 1-isopropyl-2-methyl-propyl ester 、 (1S,3S)-2,2-Dimethyl-3-(2-methyl-propenyl)-cyclopropanecarboxylic acid 1-isopropyl-2-methyl-propyl ester