发明人郭海燕,罗永刚,胡光. "Method for the Synthesis of 3-Ethyl-2-methylquinazolin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 113395329 B, 授权公告日 2024-12-19.
发明人马晓峰,朱建伟,徐明华. "A Process for Preparing High-Purity 3-Ethyl-2-methylquinazolin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 116472071 B, 授权公告日 2019-07-20.
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