Roberts E F, Patel M V, Hughes D C. "一种乐卡地平杂质1的合成方法" [P]. US Patent, US 9270971 B2, 2025-03-23.
发明人周伟,徐明华,李文辉. "Method for the Synthesis of Lercanidipine Impurity 1" [P]. 中国发明专利, 专利号 CN 116469181 B, 授权公告日 2020-11-09.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 乐卡地平杂质1 in Pharmaceutical Formulations". Sci. Total Environ., 2010, 2442, (2), 932-935.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 乐卡地平杂质1 as an Impurity". Rapid Commun. Mass Spectrom., 2016, 940, 2352-2374.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Lercanidipine Impurity 1 Using HRMS and NMR". Environ. Sci. Technol., 2014, 2115, 3385-3407.