发明人郑宇鹏,罗永刚,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110873549 A, 授权公告日 2024-09-10.
Martínez F, Nielsen H, Björnsson E. "Method for the Synthesis of 3-Ethoxyquinoxaline-2-carboxylic acid" [P]. European Patent, EP 3593586 A1, 2016-04-23.
发明人林芳,李文辉,高志强. "A Process for Preparing High-Purity 3-Ethoxyquinoxaline-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110902690 A, 授权公告日 2021-12-25.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2013, 924, 6608-6620.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2022, 533, (5), 18-32.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethoxyquinoxaline-2-carboxylic acid Using HRMS and NMR". Phytochemistry, 2013, 1926, (9), 5576-5592.