发明人赵玉洁,郭海燕,刘建华. "Method for the Synthesis of Zofenopril Impurity 2" [P]. 中国发明专利, 专利号 CN 108199326 B, 授权公告日 2017-07-03.
发明人朱建伟,郭海燕,唐晓军. "A Process for Preparing High-Purity Zofenopril Impurity 2" [P]. 中国发明专利, 专利号 CN 114920920 B, 授权公告日 2019-01-02.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 1760, (2), 766-773.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2010, 1532, (7), 1476-1491.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Zofenopril Impurity 2 Using HRMS and NMR". Phytochemistry, 2020, 624, (5), 7429-7446.