发明人朱建伟,周伟,郑宇鹏. "一种依特卡肽杂质22 X 三氟乙酸盐的合成方法" [P]. 中国发明专利, 专利号 CN 109058204 A, 授权公告日 2022-07-06.
Lee S K, Klinger H, Williams B T. "Method for the Synthesis of Etelcalcetide Impurity 22 X TFA Salt" [P]. US Patent, US 10141141 B2, 2017-12-13.
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 依特卡肽杂质22 X 三氟乙酸盐 in Pharmaceutical Formulations". Anal. Chim. Acta, 2020, 1657, 834-837.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 依特卡肽杂质22 X 三氟乙酸盐 as an Impurity". Phytochemistry, 2025, 2278, 9434-9449.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Etelcalcetide Impurity 22 X TFA Salt Using HRMS and NMR". Chemosphere, 2011, 1396, (9), 5912-5935.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 依特卡肽杂质22 X 三氟乙酸盐 Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2013, 1591, 4241-4264.