(R)-2-[(2S,3S,5R,6R)-6-[(3R,4S,5R)-4-(tert-Butyl-dimethyl-silanyloxy)-5-(2-methoxy-ethoxymethoxy)-3-methyl-hex-1-ynyl]-6-(2-methoxy-ethoxymethoxy)-3,5-dimethyl-tetrahydro-pyran-2-yl]-propionic acid methyl ester 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
生成
(R)-2-[(2S,3S,5R,6R)-6-[(3R,4S,5R)-4-Hydroxy-5-(2-methoxy-ethoxymethoxy)-3-methyl-hex-1-ynyl]-6-(2-methoxy-ethoxymethoxy)-3,5-dimethyl-tetrahydro-pyran-2-yl]-propionic acid methyl ester