发明人王建平,徐明华,沈红梅. "Method for the Synthesis of Ethyl 1-(4-ethyl-6-hydroxypyrimidin-2-yl)-5-methyl-1h-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 115199228 B, 授权公告日 2025-01-24.
发明人杨光,马晓峰,刘建华. "A Process for Preparing High-Purity Ethyl 1-(4-ethyl-6-hydroxypyrimidin-2-yl)-5-methyl-1h-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 116016563 A, 授权公告日 2015-03-02.
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