CAS 62621-13-0 对应的亮丙瑞林EP杂质A 三氟乙酸盐(Leuprorelin EP Impurity A TFA)为 CATO 佳途药物杂质对照品产品线成员。分子式 C59H84N16O12 C2HF3O2。纯度 >95%。所有批次均经 HPLC/NMR 等多项检测确认,质量稳定可溯源。
Patel M V, Williams B T, Klinger H. "一种亮丙瑞林EP杂质A 三氟乙酸盐的合成方法" [P]. US Patent, US 11350374 B2, 2021-10-27.
发明人张德明,陈志强,杨光. "Method for the Synthesis of Leuprorelin EP Impurity A TFA" [P]. 中国发明专利, 专利号 CN 110290154 B, 授权公告日 2017-02-20.
发明人朱建伟,胡光,林芳. "A Process for Preparing High-Purity Leuprorelin EP Impurity A TFA" [P]. 中国发明专利, 专利号 CN 113067704 A, 授权公告日 2015-04-13.
参考文献 Literature
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Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 亮丙瑞林EP杂质A 三氟乙酸盐 as an Impurity". Rapid Commun. Mass Spectrom., 2012, 1804, 212-223.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Leuprorelin EP Impurity A TFA Using HRMS and NMR". Environ. Sci. Technol., 2014, 800, (3), 7707-7733.