发明人钱学锋,王建平,高志强. "Method for the Synthesis of 2-(4-(Difluoromethyl)-6-methyl-3-nitropyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112058901 A, 授权公告日 2025-12-10.
发明人林芳,郭海燕,徐明华. "A Process for Preparing High-Purity 2-(4-(Difluoromethyl)-6-methyl-3-nitropyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 114577359 A, 授权公告日 2018-02-28.
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