Lefèvre J P, Nielsen H, Johansson L. "一种的合成方法" [P]. European Patent, EP 3117072 A1, 2025-06-24.
发明人唐晓军,罗永刚,赵玉洁. "Method for the Synthesis of Ethyl 2-cyclopropyl-1H-indole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 114833078 B, 授权公告日 2025-03-11.
发明人唐晓军,沈红梅,赵玉洁. "A Process for Preparing High-Purity Ethyl 2-cyclopropyl-1H-indole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 112174511 A, 授权公告日 2015-12-06.
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". Anal. Chim. Acta, 2012, 2368, (12), 5930-5934.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 870, 6873-6882.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-cyclopropyl-1H-indole-5-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2014, 2262, 7711-7719.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2023, 1766, (9), 3847-3867.