发明人陈志强,高志强,冯建国. "Method for the Synthesis of Ethyl 5-bromo-3-formyl-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110858471 A, 授权公告日 2023-08-23.
Kumar R, Roberts E F, Chen K W. "A Process for Preparing High-Purity Ethyl 5-bromo-3-formyl-1H-indole-2-carboxylate" [P]. US Patent, US 10797107 B2, 2021-03-14.
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". Chemosphere, 2025, 570, 8996-9000.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 2263, 2033-2050.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-bromo-3-formyl-1H-indole-2-carboxylate Using HRMS and NMR". Food Chem., 2012, 196, (4), 4748-4757.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 1967, 331-346.