bis[(1-cyano-2-methylpropan-2-yl)oxy]-[[(2R,3R,4R,5R)-3-hydroxy-4-methoxy-5-[2-(2-methylpropanoylamino)-6-oxo-1H-purin-9-yl]oxolan-2-yl]methoxy]-sulfidophosphanium 、
N4,2',3'-O,O-tribenzoylcytidin-5'-yl hydrogenophosphonate, triethylammonium salt 在
吡啶 、
5-tributylstannyl-1-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)uracil 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
生成
O-(N4,2',3'-O,O-tribenzoylcytidin-5'-yl)-O-{N2-isobutyryl-2'-O-methyl-5'-O-[bis-(2-cyano-1,1-dimethylethyl)thionophosphoryl]guanosin-3'-yl} hydrogenophosphonate diester