Carbonic acid allyl ester (2R,3S,5R)-2-{allyloxy-[(2R,3S,5R)-5-(6-allyloxycarbonylamino-purin-3-yl)-2-hydroxymethyl-tetrahydro-furan-3-yloxy]-phosphoryloxymethyl}-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester 在
tris(dibenzylideneacetone)dipalladium(0) chloroform complex 、
正丁胺 、
三苯基膦 作用下,
以
甲酸 为溶剂,
反应 1.0h,
生成 Phosphoric acid (2R,3S,5R)-5-(6-amino-purin-3-yl)-2-hydroxymethyl-tetrahydro-furan-3-yl ester (2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-2-ylmethyl ester