Kumar R, Davis P L, Williams B T. "一种的合成方法" [P]. US Patent, US 10091728 B2, 2017-03-15.
发明人杨光,冯建国,郭海燕. "Method for the Synthesis of Methyl 4-bromo-1-cyclopropyl-3-formyl-1H-indole-6-carboxylate" [P]. 中国发明专利, 专利号 CN 110735662 A, 授权公告日 2017-11-07.
发明人杨光,陈志强,黄志刚. "A Process for Preparing High-Purity Methyl 4-bromo-1-cyclopropyl-3-formyl-1H-indole-6-carboxylate" [P]. 中国发明专利, 专利号 CN 115632850 A, 授权公告日 2022-06-20.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1361, (10), 4307-4337.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 1557, 8525-8546.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-bromo-1-cyclopropyl-3-formyl-1H-indole-6-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2011, 2361, (2), 7183-7204.