发明人杨光,何建平,林芳. "Method for the Synthesis of Methyl 2-oxo-4-(p-tolyl)-1,2-dihydropyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110899193 A, 授权公告日 2021-11-04.
发明人马晓峰,钱学锋,林芳. "A Process for Preparing High-Purity Methyl 2-oxo-4-(p-tolyl)-1,2-dihydropyridine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113697228 A, 授权公告日 2020-09-21.
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