[(2R,3R,4R,5R)-5-(6-aminopurin-9-yl)-3-[[hydroxy-di(propan-2-yl)silyl]oxy-di(propan-2-yl)silyl]oxy-4-[oxido-bis(phenylmethoxy)phosphaniumyl]oxyoxolan-2-yl]methoxy-[[(2R,3S,4R,5R)-5-(3-carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxy-oxidophosphaniumyl]oxyphosphinic acid                                                                                                                                                              在
                                                                                                                                                                                 
四丁基氟化铵   、                                                                                                  
溶剂黄146                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 1.5h,
                                                                                                                生成                                                 
[[(2R,3R,4R,5R)-5-(6-aminopurin-9-yl)-3-hydroxy-4-[hydroxy(phenylmethoxy)phosphoryl]oxyoxolan-2-yl]methoxy-hydroxyphosphoryl] [(2R,3S,4R,5R)-5-(3-carbamoylpyridin-1-ium-1-yl)-3,4-dihydroxyoxolan-2-yl]methyl phosphate