5-bromo-3-pyridinyl 2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranoside 、
3,4-二甲氧基苯硼酸 以5-(3,4-dimethoxyphenyl)-3-pyridinyl 2,3,4-tri-O-acetyl-5-thio-β-D-xylopyranoside is obtained in the form of a white solid (yield=73%)的产率得到5-(3,4-dimethoxyphenyl)-3-pyridinyl 2,3,4-tri-O-acetyl-5-thio-β-D-xylo-pyranoside