Benzoic acid (2R,3S,5R)-2-[(2-cyano-ethoxy)-diisopropylamino-phosphanyloxymethyl]-5-(5-iodo-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester 、 [(2R,3R,4S,5R,6R)-4,5-diacetyloxy-6-[3-[(2R,3R,4S,5R,6R)-3,4-diacetyloxy-6-(acetyloxymethyl)-5-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]oxy-2-[[(2R,3R,4S,5R,6R)-3,4-diacetyloxy-6-(acetyloxymethyl)-5-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]oxymethyl]-2-(6-hydroxyhexanoylamino)propoxy]-3-[(2S,3R,4S,5S,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxan-2-yl]methyl acetate 在
四氮唑 作用下,
以
乙腈 为溶剂,
生成