(S)-Benzyloxycarbonylamino-[(2R,3R,4S,5S)-3,4-dihydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-yl]-acetic acid 在
palladium on activated charcoal
氢气 作用下,
以
甲醇 为溶剂,
反应 1.5h,
以44%的产率得到5-Amino-1,5-dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-α-D-mannofuranuronic acid