(3E,7E,9E)-11-[oxido-di(propan-2-yloxy)phosphaniumyl]undeca-1,3,7,9-tetraene 、 (E)-5-{(4R,5S)-5-[(2R,3R,4R,6R)-6-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-3,4-bis-(4-methoxybenzyloxy)-tetrahydropyran-2-yl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-pent-4-enal 在
正丁基锂 作用下,
以
四氢呋喃 、
正己烷 为溶剂,
生成 (2R,3R,4R,6R)-6-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2-[(4S,5R)-5-((1E,5Z,7E,9E,13E)-hexadeca-1,5,7,9,13,15-hexaenyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-3,4-bis-(4-methoxybenzyloxy)-tetrahydropyran 、 (2R,3R,4R,6R)-6-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2-[(4S,5R)-5-((1E,5E,7E,9E,13E)-hexadeca-1,5,7,9,13,15-hexaenyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-3,4-bis-(4-methoxybenzyloxy)-tetrahydropyran