Acetic acid (S)-[(3R,4S)-4-((R)-benzo[1,3]dioxol-5-yl-hydroxy-methyl)-2-oxo-tetrahydro-furan-3-yl]-(3,4-dimethoxy-phenyl)-methyl ester 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
以73%的产率得到Acetic acid (1S,2S,3S,4R)-4-benzo[1,3]dioxol-5-yl-1-(3,4-dimethoxy-phenyl)-4-hydroxy-2,3-bis-hydroxymethyl-butyl ester