乙酸酐 、 (2S,3R,4S,5R,6R)-2-[(2R,3R,4S,5R,6R)-4,5-dihydroxy-6-(hydroxymethyl)-2-propyl-2-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol 在
吡啶 作用下,
反应 24.0h,
生成
propyl O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-(1->4)-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-acetyl-β-D-glucopyranoside