发明人郑宇鹏,徐明华,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115832689 A, 授权公告日 2024-01-01.
发明人黄志刚,徐明华,张德明. "Method for the Synthesis of 4-Chloro-n',2-dihydroxybenzimidamide" [P]. 中国发明专利, 专利号 CN 110229426 B, 授权公告日 2023-03-19.
发明人孙丽萍,马晓峰,刘建华. "A Process for Preparing High-Purity 4-Chloro-n',2-dihydroxybenzimidamide" [P]. 中国发明专利, 专利号 CN 116746446 B, 授权公告日 2023-03-09.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2015, 569, (12), 4783-4788.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 662, (7), 3571-3600.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-n',2-dihydroxybenzimidamide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2015, 811, 9812-9841.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2022, 738, (11), 4612-4639.