1H-1,2,4-三唑 、
(E)-3-(1-{(2R,4S,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-[(2-cyano-ethoxy)-diisopropylamino-phosphanyloxy]-tetrahydro-furan-2-yl}-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidin-5-yl)-acrylic acid methyl ester 在
三乙胺 、
三氯氧磷 作用下,
以
乙腈 为溶剂,
反应 2.08h,
生成 (E)-3-(1-{(2R,4S,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-[(2-cyano-ethoxy)-diisopropylamino-phosphanyloxy]-tetrahydro-furan-2-yl}-2-oxo-4-[1,2,4]triazol-1-yl-1,2-dihydro-pyrimidin-5-yl)-acrylic acid methyl ester