Thompson G K, Anderson J P, Mueller T. "一种的合成方法" [P]. US Patent, US 9302321 B2, 2020-09-16.
发明人钱学锋,郑宇鹏,冯建国. "Method for the Synthesis of Silodosin Carboxylic Acid Impurity" [P]. 中国发明专利, 专利号 CN 111157802 B, 授权公告日 2023-02-27.
Chen K W, Williams B T, Kumar R. "A Process for Preparing High-Purity Silodosin Carboxylic Acid Impurity" [P]. US Patent, US 10704017 B2, 2025-02-04.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2011, 140, (9), 1425-1453.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2024, 453, 1498-1519.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Silodosin Carboxylic Acid Impurity Using HRMS and NMR". J. Chromatogr. A, 2016, 620, 7892-7918.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2019, 649, (12), 3309-3313.