Johnson M A, O'Brien P Q, Thompson G K. "一种7-氮杂吲哚-5-羧酸的合成方法" [P]. US Patent, US 11257565 B2, 2015-01-04.
Yamamoto T, Kumar R, Chen K W. "Method for the Synthesis of 1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid" [P]. US Patent, US 11976172 B2, 2017-09-22.
发明人陈志强,刘建华,高志强. "A Process for Preparing High-Purity 1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114607942 A, 授权公告日 2025-05-16.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 7-氮杂吲哚-5-羧酸 in Pharmaceutical Formulations". Anal. Methods, 2024, 1075, 3659-3677.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 7-氮杂吲哚-5-羧酸 as an Impurity". J. Sep. Sci., 2016, 1159, 4833-4842.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid Using HRMS and NMR". Chromatographia, 2020, 1700, (12), 5395-5404.