乙酸酐 、 Acetic acid (2S,3S,4S,5S,6R)-6-((S)-1,2-dihydroxy-ethyl)-4,5-dihydroxy-2-[(S)-2-hydroxy-2-((2R,3S,4S,5S)-3,4,5,6-tetrahydroxy-tetrahydro-pyran-2-yl)-ethoxy]-tetrahydro-pyran-3-yl ester 以
吡啶 为溶剂,
反应 12.0h,
生成
1,2,3,4,6-Penta-O-acetyl-7-O-(2,3,4,6,7-penta-O-acetyl-L-glycero-α-D-manno-heptopyranosyl)-L-glycero-β-D-manno-heptopyranosid 、
O-(2,3,4,6,7-Penta-O-acetyl-L-glycero-α-D-manno-heptopyranosyl)-(1->7)-1,2,3,4,6-penta-O-acetyl-L-glycero-α-D-manno-heptopyranose