特布他林EP杂质B 半硫酸盐(英文名 Terbutaline EP Impurity B Hemisulphate,CAS 153657-83-1)属于药物杂质对照品。分子式 2*C13H19NO3 H2O4S。纯度 >95%。佳途科技作为 ISO 17034 认可的标准物质生产商,为该产品提供完整的质量文件与技术支持。
Johnson M A, Mueller T, Brown S R. "Method for the Synthesis of Terbutaline EP Impurity B Hemisulphate" [P]. US Patent, US 11304280 B2, 2025-04-28.
发明人沈红梅,徐明华,朱建伟. "A Process for Preparing High-Purity Terbutaline EP Impurity B Hemisulphate" [P]. 中国发明专利, 专利号 CN 108871682 B, 授权公告日 2023-09-14.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 特布他林EP杂质B 半硫酸盐 in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 322, 4321-4341.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 特布他林EP杂质B 半硫酸盐 as an Impurity". Sci. Total Environ., 2022, 1011, 8170-8183.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Terbutaline EP Impurity B Hemisulphate Using HRMS and NMR". Anal. Methods, 2018, 1970, (8), 7232-7248.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 特布他林EP杂质B 半硫酸盐 Profile in Drug Substances According to ICH Guidelines". Talanta, 2014, 1843, 9346-9361.