发明人何建平,陈志强,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109881767 A, 授权公告日 2019-07-18.
发明人罗永刚,张德明,朱建伟. "Method for the Synthesis of Ethyl 2-(2-methyl-1h-indol-3-yl)-2-oxoacetate" [P]. 中国发明专利, 专利号 CN 110516207 B, 授权公告日 2019-06-27.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2020, 1890, (12), 9020-9049.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 951, 1832-1851.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(2-methyl-1h-indol-3-yl)-2-oxoacetate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 2173, (10), 4033-4050.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 1228, 5885-5888.