5-ethyl-3-methyl-Δ4-thiazolin-2-ylidenium iodide 、
2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl isothiocyanate 在
三乙胺 作用下,
以
丙酮 为溶剂,
以95%的产率得到Acetic acid (2R,3R,4S,5R,6R)-3,5-diacetoxy-2-acetoxymethyl-6-{3-[5-ethyl-3-methyl-3H-thiazol-(2Z)-ylidene]-thioureido}-tetrahydro-pyran-4-yl ester