(-)-(1R,2S,5R)-5-methyl-2-[1-methyl-2-(6-methoxynaphthyl)ethyl]cyclohexyl 3-oxo-1-cyclohexene-1-carboxylate 、
甲基丙烯腈 以
甲基环己烷 为溶剂,
以12%的产率得到(1S,6S,7R)-(1R,2S,5R)-2-(2-(6-methoxynaphthalen-2-yl)-propan-2-yl)-5-methylcyclohexyl 7-cyano-7-methyl-5-oxobicyclo[4.2.0]octane-1-carboxylate