1-cyclohexyl-4,4-diethoxybut-2-yn-1-ol 在
[bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I) (2:1) toluene adduct 作用下,
反应 20.0h,
生成 (3aS,4R,7R,7aR)-4-cyclohexyl-5-ethoxy-2-methyl-3a,4,7,7a-tetrahydro-1H-4,7-epoxyisoindole-1,3(2H)-dione 、 (3aR,4R,7R,7aS)-4-cyclohexyl-5-ethoxy-2-methyl-3a,4,7,7a-tetrahydro-1H-4,7-epoxyisoindole-1,3(2H)-dione