methyl (E)-2-diazopent-3-enoate 、
1,2-dihydro-1,6-dimethylnaphthalene 在
辛酸铑 作用下,
以
2,2-二甲基丁烷 为溶剂,
反应 2.5h,
生成 methyl (E,4S)-4-[(1R,4S)-4,7-dimethyl-1,4-dihydronaphthalen-1-yl]pent-2-enoate 、 (1S,1aR,3R,7bR)-3,6-Dimethyl-1-((E)-propenyl)-1a,2,3,7b-tetrahydro-1H-cyclopropa[a]naphthalene-1-carboxylic acid methyl ester 、
methyl (1S,1aR,3S,7bR)-3,6-dimethyl-1-[(E)-prop-1-enyl]-1a,2,3,7b-tetrahydrocyclopropa[a]naphthalene-1-carboxylate