Chen K W, Davis P L, Roberts E F. "一种赛洛多辛杂质9的合成方法" [P]. US Patent, US 9475328 B2, 2025-04-23.
Nielsen H, Sørensen M, Martínez F. "Method for the Synthesis of Silodosin Impurity 9" [P]. European Patent, EP 3254289 A1, 2016-10-27.
Yamamoto T, Chen K W, Klinger H. "A Process for Preparing High-Purity Silodosin Impurity 9" [P]. US Patent, US 9742227 B2, 2022-04-08.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 赛洛多辛杂质9 in Pharmaceutical Formulations". Anal. Methods, 2015, 717, 5158-5180.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 赛洛多辛杂质9 as an Impurity". J. Sep. Sci., 2017, 2402, 1054-1076.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Silodosin Impurity 9 Using HRMS and NMR". Biomed. Chromatogr., 2016, 2387, 6868-6884.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 赛洛多辛杂质9 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2011, 1720, (8), 3120-3141.