3,6-di-O-benzoyl-4-O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-1,5-anhydro-D-fructose O-(p-cyanobenzoyl)oxime 在
N-溴代丁二酰亚胺(NBS) 作用下,
以
四氯化碳 为溶剂,
反应 0.5h,
以97%的产率得到3,6-di-O-benzoyl-2-<(p-cyanobenzoyl)oximino>-4-O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-α-D-arabino-hexopyranosyl bromide