发明人陈志强,郑宇鹏,林芳. "Method for the Synthesis of Folic Acid Impurity 14" [P]. 中国发明专利, 专利号 CN 114790433 A, 授权公告日 2025-05-13.
发明人赵玉洁,郭海燕,郑宇鹏. "A Process for Preparing High-Purity Folic Acid Impurity 14" [P]. 中国发明专利, 专利号 CN 111407479 A, 授权公告日 2019-08-16.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of Folic Acid Impurity14 in Pharmaceutical Formulations". Biomed. Chromatogr., 2018, 921, 4368-4379.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of Folic Acid Impurity14 as an Impurity". J. Pharm. Biomed. Anal., 2019, 1819, 1427-1440.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Folic Acid Impurity 14 Using HRMS and NMR". J. Nat. Prod., 2024, 1224, (3), 1106-1110.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Folic Acid Impurity14 Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2017, 1790, (5), 7447-7469.