发明人李文辉,黄志刚,郑宇鹏. "Method for the Synthesis of 4-Amino-1-ethyl-3-methyl-1h-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116016432 A, 授权公告日 2019-11-17.
Roberts E F, Park J H, Johnson M A. "A Process for Preparing High-Purity 4-Amino-1-ethyl-3-methyl-1h-pyrazole-5-carboxylic acid" [P]. US Patent, US 11502457 B2, 2016-01-05.
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