长春新碱EP杂质B 硫酸盐(Vincristine EP Impurity B Sulfate,CAS 号 68135-17-1)是 CATO 佳途自主生产的药物杂质对照品,分子式 C46H56N4O9 xH2O4S。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。
Fischer A B, Kumar R, Klinger H. "一种长春新碱EP杂质B 硫酸盐的合成方法" [P]. US Patent, US 9251904 B2, 2018-12-08.
发明人唐晓军,黄志刚,周伟. "Method for the Synthesis of Vincristine EP Impurity B Sulfate" [P]. 中国发明专利, 专利号 CN 109315917 B, 授权公告日 2017-08-16.
发明人刘建华,王建平,钱学锋. "A Process for Preparing High-Purity Vincristine EP Impurity B Sulfate" [P]. 中国发明专利, 专利号 CN 113363055 A, 授权公告日 2015-12-10.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 长春新碱EP杂质B 硫酸盐 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2010, 2308, (7), 2999-3018.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 长春新碱EP杂质B 硫酸盐 as an Impurity". Sci. Total Environ., 2017, 1727, (4), 410-414.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Vincristine EP Impurity B Sulfate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2020, 2424, 8776-8783.