6-[(2S,5R)-2,6-Bis-tert-butoxycarbonylamino-5-((2R,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-hexanoylamino]-hexanoic acid methyl ester 在
lithium hydroxide 作用下,
以
四氢呋喃 为溶剂,
反应 17.0h,
以63%的产率得到6-[(2S,5R)-2,6-Bis-tert-butoxycarbonylamino-5-((2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-hexanoylamino]-hexanoic acid