发明人韩伟,郑宇鹏,孙丽萍. "Method for the Synthesis of thiophene-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 110941530 A, 授权公告日 2019-03-14.
发明人王建平,周伟,孙丽萍. "A Process for Preparing High-Purity thiophene-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 113789240 A, 授权公告日 2023-12-10.
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