黄体酮EP杂质I (S-异构体)(英文名 Progesterone EP Impurity I (S-isomer),CAS 3986-89-8)属于药物杂质对照品。分子式 C22H32O2,分子量 328.49。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。
Lefèvre J P, Martínez F, Mueller T C. "Method for the Synthesis of Progesterone EP Impurity I (S-isomer)" [P]. European Patent, EP 3904629 A1, 2024-02-24.
发明人朱建伟,孙丽萍,赵玉洁. "A Process for Preparing High-Purity Progesterone EP Impurity I (S-isomer)" [P]. 中国发明专利, 专利号 CN 115386618 A, 授权公告日 2016-12-18.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of 黄体酮EP杂质I (S-异构体) in Pharmaceutical Formulations". Anal. Chim. Acta, 2023, 1020, 9896-9921.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 黄体酮EP杂质I (S-异构体) as an Impurity". Chemosphere, 2015, 1504, 4410-4425.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Progesterone EP Impurity I (S-isomer) Using HRMS and NMR". J. Chromatogr. A, 2022, 1047, (2), 9221-9238.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 黄体酮EP杂质I (S-异构体) Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2010, 178, (5), 3556-3578.