发明人朱建伟,张德明,李文辉. "Method for the Synthesis of 3-(Thiophen-2-yl)-1H-pyrazole-5-carbohydrazide, 97%" [P]. 中国发明专利, 专利号 CN 116473053 A, 授权公告日 2021-08-26.
发明人沈红梅,韩伟,冯建国. "A Process for Preparing High-Purity 3-(Thiophen-2-yl)-1H-pyrazole-5-carbohydrazide, 97%" [P]. 中国发明专利, 专利号 CN 116779258 A, 授权公告日 2022-02-18.
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