triethylammonium 6-(benzylthio)hexyl phosphonate 、 2,3,4-tri-O-benzyl-6-O-triisopropylsilyl-α-D-mannopyranosyl-(1->2)-3,4,6-tri-O-benzyl-α-D-mannopyranosyl-(1->6)-3-O-benzyl-4-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl-(1->4)-3,6-di-O-benzyl-2-deoxy-2-acetamido-β-D-galactopyranosyl)-2-O-levulinyl-α-D-mannopyranosyl-(1->4)-2-azido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranosyl-(1->6)-2,3,4,5-tetra-O-benzyl-D-myo-inositol 在
吡啶 、
三甲基乙酰氯 、
水 、
碘 作用下,
反应 3.0h,
以87%的产率得到triethylammonium (2,3,4-tri-O-benzyl-6-O-triisopropylsilyl-α-D-mannopyranosyl-(1→2)-3,4,6-tri-O-benzyl-α-D-mannopyranosyl-(1→6)-3-O-benzyl-4-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl-(1→4)-3,6-di-O-benzyl-2-deoxy-2-acetamido-β-D-galactopyranosyl)-2-O-levulinyl-α-D-mannopyranosyl-(1→4)-2-azido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranosyl-(1→6)-2,3,4,5-tetra-O-benzyl-1-O-(6-(benzylthio)hexylphosphonato)-D-myo-inositol)