发明人郑宇鹏,徐明华,何建平. "Method for the Synthesis of Ethyl 5-amino-3-ethyl-1-methyl-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 111723707 A, 授权公告日 2020-01-13.
发明人韩伟,罗永刚,孙丽萍. "A Process for Preparing High-Purity Ethyl 5-amino-3-ethyl-1-methyl-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 116205352 B, 授权公告日 2018-04-10.
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