ethyl (2E,4E,6E,8E)-3,7-dimethyl-9-[6,6-dimethyl-2-(2-naphthylmethyl)cyclohex-1-enyl]-2,4,6,8-nonatetraenoate 在
氢氧化钾 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以79%的产率得到(2E,4E,6E,8E)-9-[6,6-dimethyl-2-(naphthalen-2-ylmethyl)cyclohexen-1-yl]-3,7-dimethylnona-2,4,6,8-tetraenoic acid