发明人陈志强,徐明华,杨光. "Method for the Synthesis of Nitrendipine EP Impurity C" [P]. 中国发明专利, 专利号 CN 111969021 A, 授权公告日 2022-12-10.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 尼群地平EP杂质C in Pharmaceutical Formulations". Anal. Chem., 2022, 1908, 9521-9543.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 尼群地平EP杂质C as an Impurity". Phytochemistry, 2025, 411, (11), 2045-2067.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Nitrendipine EP Impurity C Using HRMS and NMR". Chemosphere, 2018, 404, (2), 497-506.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 尼群地平EP杂质C Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2023, 258, (3), 4225-4243.