Thompson G K, Roberts E F, Williams B T. "一种的合成方法" [P]. US Patent, US 9584639 B2, 2019-08-04.
发明人胡光,韩伟,李文辉. "Method for the Synthesis of 3-(1-Ethyl-1H-indol-3-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 111424974 A, 授权公告日 2015-12-03.
发明人胡光,陈志强,郭海燕. "A Process for Preparing High-Purity 3-(1-Ethyl-1H-indol-3-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 113519092 A, 授权公告日 2018-05-19.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2014, 1148, (9), 6397-6401.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 2056, 2289-2305.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3-(1-Ethyl-1H-indol-3-yl)propanoic acid Using HRMS and NMR". J. Nat. Prod., 2010, 2219, (1), 9668-9685.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2020, 334, (7), 3080-3086.