Schröder R, Kumar R, Davis P L. "Method for the Synthesis of Ethyl 3-(1-methylcyclopropyl)-1H-indole-2-carboxylate" [P]. US Patent, US 10469692 B2, 2025-05-13.
发明人陈志强,孙丽萍,郭海燕. "A Process for Preparing High-Purity Ethyl 3-(1-methylcyclopropyl)-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109693263 A, 授权公告日 2025-04-11.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 1669, (4), 7766-7775.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2016, 1865, (1), 5023-5053.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-(1-methylcyclopropyl)-1H-indole-2-carboxylate Using HRMS and NMR". J. Sep. Sci., 2018, 660, (11), 8119-8142.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2019, 546, (3), 8849-8865.