发明人钱学锋,郭海燕,刘建华. "Method for the Synthesis of (Z)-4-((2-Oxoindolin-3-ylidene)amino)benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 115735072 A, 授权公告日 2016-07-16.
Brown S R, Lee S K, Roberts E F. "A Process for Preparing High-Purity (Z)-4-((2-Oxoindolin-3-ylidene)amino)benzenesulfonamide" [P]. US Patent, US 10121431 B2, 2023-09-26.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 356, (6), 6407-6426.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2012, 567, (7), 729-750.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (Z)-4-((2-Oxoindolin-3-ylidene)amino)benzenesulfonamide Using HRMS and NMR". J. Nat. Prod., 2020, 728, (2), 9344-9347.