发明人张德明,唐晓军,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111782086 A, 授权公告日 2024-06-23.
发明人冯建国,周伟,徐明华. "Method for the Synthesis of Ethyl 6-(chloromethyl)-4-(3-chlorophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 108849419 A, 授权公告日 2025-12-08.
发明人刘建华,郑宇鹏,朱建伟. "A Process for Preparing High-Purity Ethyl 6-(chloromethyl)-4-(3-chlorophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113142145 B, 授权公告日 2024-01-12.
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 in Pharmaceutical Formulations". J. Agric. Food Chem., 2025, 1559, 6521-6538.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 1664, (1), 479-500.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 6-(chloromethyl)-4-(3-chlorophenyl)-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 1039, (1), 7836-7853.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 185, (7), 4544-4561.