[(3aR,4S,6R,7S,7aR)-7-acetyloxy-2-oxo-4-phenylsulfanyl-3,3a,4,6,7,7a-hexahydropyrano[3,4-d][1,3]oxazol-6-yl]methyl acetate 在
sodium hydroxide 作用下,
以
四氢呋喃 、
二氯甲烷 为溶剂,
生成 (2S,3S,4R,5R,6R)-3-((2R,3R,4R,5S,6R)-3-Amino-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-6-benzyloxy-4,5-dihydroxy-tetrahydro-pyran-2-carboxylic acid