5-amino-N-(4,6-dimethylpyrimidin-2-yl)-1H-pyrazole-4-carboxamide 、 (2Z,5Z)-5-[(dimethylamino)methylidene]-3-methyl-2-{4-[(2E)-4-methlypent-2-enoyl]phenylimino}thiazolidin-4-one 在
吡啶 作用下,
反应 24.0h,
以93%的产率得到7-{4-[(Z)5-(1-dimethylaminomethylidene)-3-methyl-4-oxo-thiazolidin-(2Z)-ylideneamino]phenyl}-N-(4,6-dimethylpyrimidin-2-yl)pyrazolo[1,5-a]pyrimidine-3-carboxamide