发明人沈红梅,唐晓军,胡光. "一种头孢克洛杂质N3盐酸盐的合成方法" [P]. 中国发明专利, 专利号 CN 117907779 A, 授权公告日 2019-01-20.
发明人胡光,韩伟,王建平. "Method for the Synthesis of Cefaclor Impurity N3 HCl" [P]. 中国发明专利, 专利号 CN 116516539 B, 授权公告日 2022-10-21.
发明人钱学锋,高志强,李文辉. "A Process for Preparing High-Purity Cefaclor Impurity N3 HCl" [P]. 中国发明专利, 专利号 CN 110060518 B, 授权公告日 2024-11-07.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 头孢克洛杂质N3盐酸盐 in Pharmaceutical Formulations". Anal. Methods, 2024, 100, (3), 3060-3075.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 头孢克洛杂质N3盐酸盐 as an Impurity". Anal. Chem., 2023, 1661, (9), 9277-9299.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Cefaclor Impurity N3 HCl Using HRMS and NMR". Environ. Sci. Technol., 2010, 225, (4), 2717-2725.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 头孢克洛杂质N3盐酸盐 Profile in Drug Substances According to ICH Guidelines". Molecules, 2025, 977, (8), 8131-8161.