1,2,3,4-tetra-O-benzoyl-5-C-(tetrazol-5-yl)-α/β-D-xylopyranose 、
2,2,2-trifluoro-N-(4-methoxybenzyl)acetimidoyl chloride 在
三乙胺 作用下,
以
甲苯 为溶剂,
生成
1,2,3,4-tetra-O-benzoyl-5-C-[5-(4-methoxyphenyl)-4-(2,2,2-trifluoro-ethyl)-4H-1,2,4-triazol-3-yl]-α-D-xylopyranose 、 1,2,3,4-tetra-O-benzoyl-5-C-[5-(4-methoxyphenyl)-4-(2,2,2-trifluoro-ethyl)-4H-1,2,4-triazol-3-yl]-β-D-xylopyranose