Hughes D C, Klinger H, Stevens L M. "一种的合成方法" [P]. US Patent, US 9473457 B2, 2017-06-20.
发明人孙丽萍,罗永刚,沈红梅. "Method for the Synthesis of 4-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113049076 B, 授权公告日 2022-04-22.
发明人李文辉,黄志刚,高志强. "A Process for Preparing High-Purity 4-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110327289 A, 授权公告日 2020-08-28.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2021, 2258, (8), 6399-6411.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 2244, (8), 9468-9496.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid Using HRMS and NMR". Chemosphere, 2013, 732, (1), 3322-3349.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2012, 802, (4), 9099-9122.