发明人唐晓军,冯建国,胡光. "Method for the Synthesis of 4-Chloro-N-((1-ethylpyrrolidin-2-yl)methyl)picolinamide" [P]. 中国发明专利, 专利号 CN 113325755 A, 授权公告日 2019-02-23.
发明人王建平,林芳,罗永刚. "A Process for Preparing High-Purity 4-Chloro-N-((1-ethylpyrrolidin-2-yl)methyl)picolinamide" [P]. 中国发明专利, 专利号 CN 109496338 B, 授权公告日 2024-12-10.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2013, 2082, (7), 900-925.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 426, (9), 4961-4975.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-N-((1-ethylpyrrolidin-2-yl)methyl)picolinamide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2023, 2312, 1139-1167.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2025, 1126, 728-740.