发明人杨光,黄志刚,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114619357 A, 授权公告日 2015-04-27.
Lefèvre J P, Sørensen M, Nielsen H. "Method for the Synthesis of 3-Ethyl-3,4-dihydroquinoxalin-2(1H)-one" [P]. European Patent, EP 3370305 A1, 2024-04-07.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2015, 1454, 2719-2741.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2022, 224, 9467-9486.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-3,4-dihydroquinoxalin-2(1H)-one Using HRMS and NMR". Biomed. Chromatogr., 2025, 1572, 6906-6921.