(2S,3R,4R,5S,7S,10S,11R,12S,13Z)-11-(tert-butyldimethylsilanyloxy)-3,5-[(R)-4-methoxybenzylidenedioxy]-1,7-dihydroxy-2,4,10,12-tetramethyl-14-trimethylsilanylpentadec-13-en-8-yn 在
tris(triphenylphosphine)ruthenium(II) chloride 作用下,
以
苯 为溶剂,
反应 8.0h,
以0.47 g的产率得到(R)-2-[(2S,4S,5S,6S)-6-[(Z)-(2S,5S,6R,7S)-6-(tert-Butyl-dimethyl-silanyloxy)-2-hydroxy-5,7-dimethyl-9-trimethylsilanyl-dec-8-en-3-ynyl]-2-(4-methoxy-phenyl)-5-methyl-[1,3]dioxan-4-yl]-propionaldehyde