Acetic acid (3S,4R,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-2-((4S,5R)-4,5-diacetoxy-2-oxo-tetrahydro-pyran-3-ylmethyl)-tetrahydro-pyran-3-yl ester 在
Natrium-ethoxy-bis(2-methoxyethoxy)hydridoaluminat 作用下,
以
乙醚 为溶剂,
生成
Acetic acid (2S,3R,4S,5R)-2,5-diacetoxy-3-((2R,3S,4R,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-ylmethyl)-tetrahydro-pyran-4-yl ester