发明人郑宇鹏,孙丽萍,林芳. "Method for the Synthesis of 1-(3,4-Difluorobenzyl)-6-oxo-N-phenyl-1,6-dihydropyridine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 113937127 B, 授权公告日 2025-12-19.
发明人王建平,钱学锋,沈红梅. "A Process for Preparing High-Purity 1-(3,4-Difluorobenzyl)-6-oxo-N-phenyl-1,6-dihydropyridine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 113570324 A, 授权公告日 2022-02-28.
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