发明人郑宇鹏,李文辉,刘建华. "Method for the Synthesis of 6-chloroquinoxaline-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116814107 B, 授权公告日 2024-07-04.
发明人黄志刚,胡光,朱建伟. "A Process for Preparing High-Purity 6-chloroquinoxaline-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116467316 B, 授权公告日 2022-01-03.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2015, 1742, (9), 4394-4414.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2010, 1933, (11), 1795-1804.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-chloroquinoxaline-2-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2015, 2355, (6), 7801-7829.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2011, 1030, (1), 6199-6214.