phenyl N-(6-methoxy-5-methylpyridin-3-yl)carbamate   、                                                                                      1-methyl-4-[(2S)-2-methylpiperazin-1-yl]pyrazolo[3,4-b]pyridine hydrochloride                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以50%的产率得到(3S)-N-(6-methoxy-5-methylpyridin-3-yl)-3-methyl-4-(1-methylpyrazolo[3,4-b]pyridin-4-yl)piperazine-1-carboxamide