特拉唑嗪EP杂质D HCl(Terazosin EP Impurity D HCl,CAS 号 84050-21-5)是 CATO 佳途自主生产的药物杂质对照品,分子式 C15H19N5O3 HCl。纯度 97%+。本品采用严格的质量控制体系生产,附 COA 证书,适用于药物研发、质量控制和法规申报等场景。
Rossi M, Lefèvre J P, Mueller T C. "一种特拉唑嗪EP杂质D HCl的合成方法" [P]. European Patent, EP 3624769 A1, 2015-03-06.
发明人朱建伟,钱学锋,陈志强. "Method for the Synthesis of Terazosin EP Impurity D HCl" [P]. 中国发明专利, 专利号 CN 116134420 B, 授权公告日 2018-07-23.
Mueller T C, Schröder R, Nielsen H. "A Process for Preparing High-Purity Terazosin EP Impurity D HCl" [P]. European Patent, EP 3657858 A1, 2016-06-06.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 特拉唑嗪EP杂质D HCl in Pharmaceutical Formulations". Molecules, 2022, 292, (8), 2375-2401.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 特拉唑嗪EP杂质D HCl as an Impurity". Anal. Chem., 2017, 2472, 3481-3504.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Terazosin EP Impurity D HCl Using HRMS and NMR". Food Chem., 2020, 1141, (2), 7153-7158.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate 特拉唑嗪EP杂质D HCl Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2013, 1106, (5), 9856-9881.