(R)-5-(2-methyl-4-phenoxyphenyl)-4-oxo-N-(piperidin-3-yl)-4,5-dihydro-3H-1-thia-3,5,8-triazaacenaphthylene-2-carboxamide   、                                                                                      
(Z)-3-acetamidoprop-2-enoic acid                                                                                                                                                              在
                                                                                                                                                                                 
三乙胺   、                                                                                                  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 3.0h,
                                                                                                                以5.2%的产率得到(R,Z)-N-(1-(3-acetamidoacryloyl)piperidin-3-yl)-5-(2-methyl-4-phenoxyphenyl)-4-oxo-4,5-dihydro-3H-1-thia-3,5,8-triazaacenaphthylene-2-carboxamide