7-(4-Amino-phenyl)-3-(3-chloro-phenyl)-5-(2-hydroxy-naphthalen-1-yl)-4-imino-3,4-dihydro-1H-pyrido[2,3-d]pyrimidin-2-one                                                                                                                                                              在
                                                                                                                                                                                 ammonium sulfate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲苯                                                                                  为溶剂,
                                                                                                                                                    反应 14.0h,
                                                                                                                生成                                                 [(2R,3R,4R,5R)-5-[7-(4-aminophenyl)-3-(3-chlorophenyl)-5-(2-hydroxynaphthalen-1-yl)-4-imino-2-oxopyrido[2,3-d]pyrimidin-1-yl]-3,4-dibenzoyloxyoxolan-2-yl]methyl benzoate