发明人林芳,沈红梅,徐明华. "Method for the Synthesis of 2-(1-Methyl-4-nitro-1h-pyrazol-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 114421646 B, 授权公告日 2016-01-01.
发明人韩伟,朱建伟,张德明. "A Process for Preparing High-Purity 2-(1-Methyl-4-nitro-1h-pyrazol-3-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110065911 B, 授权公告日 2024-05-12.
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