发明人冯建国,李文辉,朱建伟. "Method for the Synthesis of 4-((((1-Ethyl-1H-pyrazol-4-yl)methyl)amino)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 116516562 B, 授权公告日 2025-12-14.
发明人唐晓军,郑宇鹏,何建平. "A Process for Preparing High-Purity 4-((((1-Ethyl-1H-pyrazol-4-yl)methyl)amino)methyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 113480908 A, 授权公告日 2021-10-27.
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