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