Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers)
纯度 97%+现货药物杂质对照品
CAS 号
1651211-79-8
分子式
C20H30IN3O9
分子量
583.37 g/mol
分类
药物杂质对照品 / EP药典杂质
库存状态
现货
化学结构式 Structure
产品介绍 Description
CAS 1651211-79-8 对应的碘海醇EP杂质H(4,6-二碘异构体)(非对映体混合物)(Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers))为 CATO 佳途药物杂质对照品产品线成员。分子式 C20H30IN3O9,分子量 583.37。纯度 97%+。所有批次均经 HPLC/NMR 等多项检测确认,质量稳定可溯源。
发明人钱学锋,张德明,周伟. "一种碘海醇EP杂质H(4,6-二碘异构体)(非对映体混合物)的合成方法" [P]. 中国发明专利, 专利号 CN 115510463 A, 授权公告日 2017-07-07.
发明人张德明,郭海燕,朱建伟. "Method for the Synthesis of Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers)" [P]. 中国发明专利, 专利号 CN 115722154 B, 授权公告日 2020-09-02.
Fischer A B, O'Brien P Q, Mueller T. "A Process for Preparing High-Purity Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers)" [P]. US Patent, US 10453097 B2, 2017-05-05.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 碘海醇EP杂质H(4,6-二碘异构体)(非对映体混合物) in Pharmaceutical Formulations". Anal. Chem., 2025, 527, (10), 947-964.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 碘海醇EP杂质H(4,6-二碘异构体)(非对映体混合物) as an Impurity". Anal. Chim. Acta, 2018, 633, (12), 9529-9556.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Iohexol EP Impurity H (4,6-diiodo Isomer) (Mixture of Diastereomers) Using HRMS and NMR". J. Agric. Food Chem., 2019, 1295, 3179-3195.