allyl 2-(triphenylphosphoranylidene)butanoate 、
(2S,3R,4R,5E,7E,9E)-2,6,8-triethyl-3-[(4-methoxyphenyl)methoxy]-4-methyl-10-phenyldeca-5,7,9-trienal 以
甲苯 为溶剂,
以25%的产率得到prop-2-enyl (1R,2R,3R,3aS,4S,5R,7aS)-3,4,5,7-tetraethyl-2-[(4-methoxyphenyl)methoxy]-1-methyl-5-[(E)-2-phenylethenyl]-2,3,3a,7a-tetrahydro-1H-indene-4-carboxylate