(2S,6R,8S)-6-[(R)-1-(tert-Butyl-diphenyl-silanyloxy)-propyl]-2-hydroxy-2,8-dimethyl-3-oxo-decanoic acid methyl ester 在
氢氟酸 作用下,
以
乙腈 为溶剂,
反应 12.0h,
以60%的产率得到(S)-2-[(2R,5R,6R)-6-Ethyl-2-hydroxy-5-((S)-2-methyl-butyl)-tetrahydro-pyran-2-yl]-2-hydroxy-propionic acid methyl ester