发明人杨光,朱建伟,赵玉洁. "Method for the Synthesis of 5-p-Tolyl-2H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109277440 A, 授权公告日 2023-07-22.
Jørgensen K, Nielsen H, Lefèvre J P. "A Process for Preparing High-Purity 5-p-Tolyl-2H-pyrazole-3-carboxylic acid" [P]. European Patent, EP 3539884 A1, 2019-01-15.
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