三甲基膦酰基乙酸酯 、
(E)-(4S,5S,8S)-5-(tert-butyldimethylsilyloxy)-2,4,8,10-tetramethyl-2-undecenal 在
正丁基锂 作用下,
生成 methyl (2Z,4E)-(6S,7S,10S)-7-(tert-butyldimethylsilyloxy)-4,6,10,12-tetramethyl-2,4-tridecadienoate 、 methyl (2E,4E)-(6S,7S,10S)-7-(tert-butyldimethylsilyloxy)-4,6,10,12-tetramethyl-2,4-tridecadienoate