2-amino-4-chloro-7-(4-methoxy-3,5-dimethyl-pyridin-2-ylmethyl)-5,7-dihydro-pyrrolo[2,3-d]pyrimidin-6-one   、                                                                                      
5-甲酰基-4-甲基-1H-吡咯-3-羧酸   、                                                                                      
哌啶                                                                                                                                                              在
                                                                                                                                                                                 
氮   、                                                                                                  
(Z)-5-((2-amino-4-chloro-7-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-6-oxo-6,7-dihydropyrrolo[2,3-d]pyrimidin-5-ylidene)methyl)-4-methyl-1H-pyrrole-3-carboxylic acid                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 12.0h,
                                                                                                                以resulted in 1.4 g (83%) of (Z)-5-((2-amino-4-chloro-7-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-6-oxo-6,7-dihydropyrrolo[2,3-d]pyrimidin-5-ylidene)methyl)-4-methyl-1H-pyrrole-3-carboxylic acid as a yellow solid的产率得到(Z)-5-((2-amino-4-chloro-7-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-6-oxo-6,7-dihydropyrrolo[2,3-d]pyrimidin-5-ylidene)methyl)-4-methyl-1H-pyrrole-3-carboxylic acid