发明人王建平,郭海燕,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108070331 A, 授权公告日 2022-03-24.
发明人杨光,刘建华,钱学锋. "Method for the Synthesis of Methyl 1-ethyl-5-methyl-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109277264 B, 授权公告日 2022-08-21.
发明人黄志刚,钱学锋,韩伟. "A Process for Preparing High-Purity Methyl 1-ethyl-5-methyl-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109164024 B, 授权公告日 2025-12-18.
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