发明人朱建伟,韩伟,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113066033 A, 授权公告日 2017-07-05.
发明人黄志刚,周伟,徐明华. "Method for the Synthesis of Ethyl 2-(4-benzyl-3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)-6-oxo-1,6-dihydropyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 111470645 B, 授权公告日 2019-11-10.
发明人钱学锋,胡光,陈志强. "A Process for Preparing High-Purity Ethyl 2-(4-benzyl-3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)-6-oxo-1,6-dihydropyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 116961201 B, 授权公告日 2023-12-24.
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