(4-nitrophenyl) N-[4-[6-[(3S)-3-methylmorpholin-4-yl]-1-(oxan-4-yl)pyrazolo[3,4-d]pyrimidin-4-yl]phenyl]carbamate   、                                                                                      
盐酸甲胺                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                                                        以295 mg的产率得到1-methyl-3-[4-[6-[(3S)-3-methylmorpholin-4-yl]-1-tetrahydropyran-4-yl-pyrazolo[3,4-d]pyrimidin-4-yl]phenyl]urea