苯乙烯 、 2,4-dimethyl-3-pentyl α-diazopropionate 在
dirhodium(II) tetrakis[N-tetrabromophthaloyl-(S)-tert-leucinate] dihydrate 作用下,
以
二氯甲烷 为溶剂,
反应 7.0h,
生成
(1R,2S)-2,4-dimethyl-3-pentyl 1-methyl-2-phenylcyclopropane-1-carboxylate 、 (1S,2R)-2,4-dimethyl-3-pentyl 1-methyl-2-phenylcyclopropane-1-carboxylate