(2,2-diethoxyethyl)-{6-[4-(2-dimethylamino-ethoxy)-phenyl]-5-phenyI-7H-pyrroIo[2,3-d]pyrimidin-4-yl}-amine   、                                                                                      
1,2-乙二硫醇                                                                                                                                                                                              以
                                                                                         
甲苯                                                                                  为溶剂,
                                                                                                                                                    反应 4.0h,
                                                                                                                生成                                                 {6-[4-(2-dimethylaminoethoxy)-phenyl]-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl}-[1,3]dithiolan-2-ylmethyl-amine