The regioselectivity of the Gould–Jacobs reaction of (pyridyl)aminomethylenemalonates can be controlled either in favor of the kinetic (pyridopyrimidinone) or the thermodynamic (naphthyridinone) product, depending on the position of the substituent in the pyridine moiety and the applied thermolysis technique.
(
吡啶基)
氨基亚
甲基丙二酸酯的古尔德-雅各布斯反应的区域选择性可以控制为动力学的(
吡啶并
嘧啶酮)或热力学的(
萘啶酮)产物,这取决于取代基在
吡啶部分中的位置和所应用的热解技术。