发明人郑宇鹏,刘建华,张德明. "一种3-乙基-2h-13-苯并恶嗪-2,4(3h)-二酮的合成方法" [P]. 中国发明专利, 专利号 CN 115955962 A, 授权公告日 2020-09-08.
发明人李文辉,罗永刚,胡光. "Method for the Synthesis of 3-Ethyl-2h-1,3-Benzoxazine-2,4(3h)-Dione" [P]. 中国发明专利, 专利号 CN 114986007 A, 授权公告日 2023-05-25.
发明人杨光,王建平,马晓峰. "A Process for Preparing High-Purity 3-Ethyl-2h-1,3-Benzoxazine-2,4(3h)-Dione" [P]. 中国发明专利, 专利号 CN 115275127 B, 授权公告日 2020-02-22.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 3-乙基-2h-13-苯并恶嗪-2,4(3h)-二酮 in Pharmaceutical Formulations". Anal. Methods, 2025, 745, 2529-2539.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-乙基-2h-13-苯并恶嗪-2,4(3h)-二酮 as an Impurity". J. Nat. Prod., 2025, 1051, 7129-7159.