发明人沈红梅,郭海燕,周伟. "Method for the Synthesis of Ethyl 3-amino-1H-indole-2-carboxylate, 97%" [P]. 中国发明专利, 专利号 CN 117800818 A, 授权公告日 2018-07-24.
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". Rapid Commun. Mass Spectrom., 2025, 408, 2607-2620.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2012, 1747, (1), 1808-1830.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-amino-1H-indole-2-carboxylate, 97% Using HRMS and NMR". Talanta, 2012, 2343, 1320-1345.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2015, 2379, (5), 8592-8622.