发明人李文辉,朱建伟,孙丽萍. "Method for the Synthesis of 5-Methyl-1-(p-tolyl)-1H-pyrazol-3(2H)-one" [P]. 中国发明专利, 专利号 CN 116635137 A, 授权公告日 2019-06-25.
发明人黄志刚,郑宇鹏,韩伟. "A Process for Preparing High-Purity 5-Methyl-1-(p-tolyl)-1H-pyrazol-3(2H)-one" [P]. 中国发明专利, 专利号 CN 112358137 B, 授权公告日 2016-07-11.
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