发明人徐明华,郑宇鹏,何建平. "Method for the Synthesis of 2-Ethyl-5-methyl-1H-imidazol-4(5H)-one" [P]. 中国发明专利, 专利号 CN 112645261 B, 授权公告日 2024-03-10.
发明人周伟,冯建国,黄志刚. "A Process for Preparing High-Purity 2-Ethyl-5-methyl-1H-imidazol-4(5H)-one" [P]. 中国发明专利, 专利号 CN 110189754 B, 授权公告日 2018-07-22.
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