Acetic acid (2S,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-2-{4-[1-furan-2-yl-meth-(Z)-ylidene]-1-methyl-5-oxo-4,5-dihydro-1H-imidazol-2-ylsulfanyl}-tetrahydro-pyran-3-yl ester 在
盐酸 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以73%的产率得到5-[1-Furan-2-yl-meth-(Z)-ylidene]-3-methyl-imidazolidine-2,4-dione