发明人徐明华,孙丽萍,沈红梅. "Method for the Synthesis of 1-(3-Chlorobenzyl)-3-formyl-1H-indole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116253398 B, 授权公告日 2017-04-19.
发明人周伟,孙丽萍,郑宇鹏. "A Process for Preparing High-Purity 1-(3-Chlorobenzyl)-3-formyl-1H-indole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110775016 B, 授权公告日 2021-04-11.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2020, 1559, (10), 2862-2870.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2017, 1889, (8), 8725-8746.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3-Chlorobenzyl)-3-formyl-1H-indole-2-carboxylic acid Using HRMS and NMR". Phytochemistry, 2013, 1883, 7760-7772.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2016, 1534, (8), 9670-9697.