Ethyl (E,E,Z)-3-methyl-4-<3-<2-(2,6,6-trimethylcyclohex-1-enyl)ethenyl>cyclohex-2-enylidene>but-2-enoate 在
sodium hydroxide 作用下,
以
乙醇 为溶剂,
以92%的产率得到(E,E,Z)-3-Methyl-4-<3-<2-(2,6,6-trimethylcyclohex-1-enyl)ethenyl>cyclohex-2-enylidene>but-2-enoic acid