N-(9-{(3S,5S,6R)-5-Hydroxy-6-[(4-methoxy-phenyl)-diphenyl-methoxymethyl]-tetrahydro-pyran-3-yl}-9H-purin-6-yl)-benzamide                                                                                                                                                              在
                                                                                                                                                                                 
吡啶   、                                                                                                  
三甲基乙酰氯   、                                                                                                  
溶剂黄146                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                生成                                                 Benzoic acid (2R,3S,5S)-5-(6-benzoylamino-purin-9-yl)-2-({(2R,3S,5S)-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-2-[(4-methoxy-phenyl)-diphenyl-methoxymethyl]-tetrahydro-pyran-3-yloxy}-hydroxy-phosphoryloxymethyl)-tetrahydro-pyran-3-yl ester; compound with triethyl-amine