Johansson L, Rossi M, Martínez F. "一种的合成方法" [P]. European Patent, EP 3499474 A1, 2018-08-04.
发明人陈志强,张德明,胡光. "Method for the Synthesis of N-(1-Ethylpyrrolidin-2-ylidene)-4-(methylamino)benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 116380647 A, 授权公告日 2024-08-07.
Schröder R, Stevens L M, Park J H. "A Process for Preparing High-Purity N-(1-Ethylpyrrolidin-2-ylidene)-4-(methylamino)benzenesulfonamide" [P]. US Patent, US 9504156 B2, 2015-01-27.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2021, 1220, (5), 4213-4226.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2013, 372, (4), 566-594.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of N-(1-Ethylpyrrolidin-2-ylidene)-4-(methylamino)benzenesulfonamide Using HRMS and NMR". Anal. Chim. Acta, 2020, 1991, (7), 6298-6311.