发明人黄志刚,杨光,徐明华. "Method for the Synthesis of Cilastatin Impurity 19" [P]. 中国发明专利, 专利号 CN 111882339 B, 授权公告日 2025-07-17.
发明人胡光,何建平,朱建伟. "A Process for Preparing High-Purity Cilastatin Impurity 19" [P]. 中国发明专利, 专利号 CN 111856180 B, 授权公告日 2017-12-01.
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 西司他丁杂质19 in Pharmaceutical Formulations". Anal. Chim. Acta, 2025, 1609, (2), 7096-7106.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 西司他丁杂质19 as an Impurity". Chromatographia, 2025, 1772, (11), 3039-3042.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Cilastatin Impurity 19 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 1070, (10), 4830-4860.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 西司他丁杂质19 Profile in Drug Substances According to ICH Guidelines". Food Chem., 2018, 123, (4), 5945-5970.