发明人罗永刚,孙丽萍,周伟. "Method for the Synthesis of 2-(4-Ethyl-3,5-dimethyl-1H-pyrazol-1-yl)propanehydrazide" [P]. 中国发明专利, 专利号 CN 109131037 B, 授权公告日 2018-09-24.
发明人马晓峰,林芳,唐晓军. "A Process for Preparing High-Purity 2-(4-Ethyl-3,5-dimethyl-1H-pyrazol-1-yl)propanehydrazide" [P]. 中国发明专利, 专利号 CN 116918997 B, 授权公告日 2024-02-01.
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