Patel M V, Klinger H, Mueller T. "一种N-[1-(1-ethyl-1H-pyrazol-4-yl)ethyl]-2,2-difluoroethanamine,HCl的合成方法" [P]. US Patent, US 11656398 B2, 2021-11-09.
发明人徐明华,赵玉洁,郑宇鹏. "Method for the Synthesis of N-[1-(1-ethyl-1H-pyrazol-4-yl)ethyl]-2,2-difluoroethanamine,HCl" [P]. 中国发明专利, 专利号 CN 117334044 B, 授权公告日 2019-11-04.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of N-[1-(1-ethyl-1H-pyrazol-4-yl)ethyl]-2,2-difluoroethanamine,HCl in Pharmaceutical Formulations". Phytochemistry, 2022, 831, (1), 8566-8586.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of N-[1-(1-ethyl-1H-pyrazol-4-yl)ethyl]-2,2-difluoroethanamine,HCl as an Impurity". J. Pharm. Biomed. Anal., 2019, 686, 4914-4929.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of N-[1-(1-ethyl-1H-pyrazol-4-yl)ethyl]-2,2-difluoroethanamine,HCl Using HRMS and NMR". J. Sep. Sci., 2023, 906, (12), 8939-8956.