2-(4-methoxybenzyl)-5,6,7,8-tetrahydropyrazolo[3,4-b]azepin-4(2H)-one   、                                                                                      
碘   、                                                                                      
1-(5-fluoropyrimidin-2-yl)thiourea                                                                                                                                                                                              以
                                                                                         
吡啶                                                                                  为溶剂,
                                                                                                                                                                                        以to yield N-(5-fluoropyrimidin-2-yl)-8-(4-methoxybenzyl)-4,5,6,8-tetrahydropyrazolo[3,4-b]thiazolo[4,5-d]azepin-2-amine (0.94 mmol, 400 mg, 17%)的产率得到N-(5-fluoropyrimidin-2-yl)-8-(4-methoxybenzyl)-4,5,6,8-tetrahydropyrazolo[3,4-b]thiazolo[4,5-d]azepin-2-amine