发明人冯建国,徐明华,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115011480 A, 授权公告日 2022-05-08.
发明人郑宇鹏,何建平,罗永刚. "Method for the Synthesis of 3-(1h-Indol-3-yl)-2-(4-nitrobenzenesulfonamido)propanoic acid" [P]. 中国发明专利, 专利号 CN 108543496 B, 授权公告日 2020-07-11.
Fischer A B, Chen K W, Anderson J P. "A Process for Preparing High-Purity 3-(1h-Indol-3-yl)-2-(4-nitrobenzenesulfonamido)propanoic acid" [P]. US Patent, US 9334978 B2, 2022-04-20.
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". Anal. Methods, 2011, 785, 8532-8550.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 2120, 5267-5293.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-(1h-Indol-3-yl)-2-(4-nitrobenzenesulfonamido)propanoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 1925, 2372-2381.