2,3:5,6-bis-O-(1-methylethylidene)-4-O-[3,4-O-(1-methylethylidene)-6-O-(amino)-β-D-galactopyranosyl]-D-glucose dimethyl acetal 、 以
四氢呋喃 为溶剂,
反应 16.0h,
以2.24 g的产率得到N,N'-bis[[(3aS,4R,6S,7R,7aR)-6-[(R)-[(4S,5R)-5-(dimethoxymethyl)-2,2-dimethyl-1,3-dioxolan-4-yl]-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]methoxy]-7-hydroxy-2,2-dimethyl-4,6,7,7a-tetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-4-yl]methyl]-2-[4-[[2-methoxy-4-[(4-nitrophenyl)diazenyl]phenyl]diazenyl]phenoxy]propanediamide