(Z)-9-(Dimethoxy-phosphoryl)-8-oxo-non-5-enoic acid methyl ester 、
(1S,2R,3R,5S)-3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-pentyl-cyclopentanecarbaldehyde 在
sodium hexamethyldisilazane 作用下,
以
四氢呋喃 为溶剂,
以74%的产率得到(5Z,9E)-10-[(1S,2R,3R,5S)-3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-pentyl-cyclopentyl]-8-oxo-deca-5,9-dienoic acid methyl ester