(2E,7E)-ethyl 2-methyl-9-(1-methyl-1H-imidazol-2-yl)-9-oxonona-2,7-dienoate 在
lithium tetrafluoroborate 、 tris(bipyridine)ruthenium(II) dichloride hexahydrate 、
N,N-二异丙基乙胺 作用下,
以
乙腈 为溶剂,
反应 24.0h,
生成 ethyl 6-methyl-7-(1-methyl-1H-imidazole-2-carbonyl)bicyclo[3.2.0]heptane-6-carboxylate 、 ethyl 6-methyl-7-(1-methyl-1H-imidazole-2-carbonyl)bicyclo[3.2.0]heptane-6-carboxylate