ethyl-4-[(E)-2-(5,5,8,8-tetramethyl-3-bromomethyl-6-acetoxy-5,6,7,8-tetrahydro-naphthalen-2-yl)vinyl]benzoate 在
吡唑 作用下,
以
1-甲基吡咯烷 为溶剂,
以32 g (73%)的产率得到ethyl-4-[(E)-2-(5,5,8,8-tetramethyl-3pyrazol-1-ylmethyl-6-acetoxy-5,6,7,8-tetrahydro-naphthalen-2-yl)vinyl]benzoate