Johnson M A, Patel M V, Klinger H. "一种4-氯-1H-吡咯并[2,3-b]吡啶-2-羧酸的合成方法" [P]. US Patent, US 10083733 B2, 2022-04-20.
Fischer A B, Kumar R, Hughes D C. "Method for the Synthesis of 4-chloro-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid" [P]. US Patent, US 10969256 B2, 2024-05-03.
发明人林芳,朱建伟,刘建华. "A Process for Preparing High-Purity 4-chloro-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114624188 A, 授权公告日 2019-01-15.
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 4-氯-1H-吡咯并[2,3-b]吡啶-2-羧酸 in Pharmaceutical Formulations". Food Chem., 2015, 1025, (12), 6726-6741.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-氯-1H-吡咯并[2,3-b]吡啶-2-羧酸 as an Impurity". Chemosphere, 2012, 1647, (6), 9027-9044.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-chloro-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid Using HRMS and NMR". Sci. Total Environ., 2022, 1702, 8153-8171.