Methanesulfonic acid (2R,3S,5S)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester 在
sodium azide 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 3.0h,
以89%的产率得到1-{(2R,3R,5S)-3-Azido-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-tetrahydro-furan-2-yl}-1H-pyrimidine-2,4-dione