甲氧羰基亚甲基三苯基正膦 、
(+/-)-(E)-4-(6'-ethyl-2',6'-dimethyl-1'-cyclohexene-1'-yl)-3-buten-2-one 反应 2.0h,
生成 (+/-)-(2Z,4E)-methyl 5-(6'-ethyl-2',6'-dimethyl-1'-cyclohexene-1'-yl)-3-methyl-2,4-pentadienoate 、 (+/-)-(2E,4E)-methyl 5-(6'-ethyl-2',6'-dimethyl-1'-cyclohexene-1'-yl)-3-methyl-2,4-pentadienoate