4-(4-(4-(2-(difluoromethyl)-1H-benzo[d]imidazole-1-yl)-6-morpholino-1,3,5-triazin-2-yl)piperazin-1-yl)-4-oxobutanoic acid   、                                                                                      
6-((2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)amino)-6-oxohexan-1-aminium chloride                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺   、                                                                                                  N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                    反应 4.0h,
                                                                                                                以38%的产率得到6-(4-(4-(4-(2-(difluoromethyl)-1H-benzo[d]imidazole-1-yl)-6-morpholino-1,3,5-triazin-2-yl)piperazin-1-yl)-4-oxobutanamido)-N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)hexanamide