发明人何建平,林芳,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111978952 A, 授权公告日 2022-09-03.
发明人张德明,赵玉洁,冯建国. "Method for the Synthesis of 5-Amino-1-(2-methylphenyl)-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116122827 A, 授权公告日 2025-01-22.
发明人冯建国,孙丽萍,唐晓军. "A Process for Preparing High-Purity 5-Amino-1-(2-methylphenyl)-1h-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114286075 B, 授权公告日 2023-03-26.
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