1,6-anhydro-2,3,4-trideoxy-4-C-(3,4,5,7-tetra-O-benzyl-1-deoxy-α-D-gluco-2-heptulopyranos-1-yl)-D-glycero-hexo-pyranos-2-ulose 在
三乙基硅烷 、
三氟化硼 、
L-Selectride 作用下,
生成 1,6-anhydro-3,4-dideoxy-4-C-(3,4,5,7-tetra-O-benzyl-2,6-anhydro-1-deoxy-α-D-gluco-2-heptulopyranos-1-yl)-D-glucopyranose