发明人孙丽萍,刘建华,罗永刚. "Method for the Synthesis of 4-Bromo-3-methyl-1H-indole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111754578 B, 授权公告日 2019-11-24.
Johnson M A, Kumar R, Fischer A B. "A Process for Preparing High-Purity 4-Bromo-3-methyl-1H-indole-6-carboxylic acid" [P]. US Patent, US 11228200 B2, 2019-10-22.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2013, 1567, (8), 3168-3176.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2023, 1800, 407-419.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-3-methyl-1H-indole-6-carboxylic acid Using HRMS and NMR". J. Nat. Prod., 2012, 979, 6390-6405.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2024, 1082, 6523-6529.