发明人冯建国,钱学锋,林芳. "一种N/A的合成方法" [P]. 中国发明专利, 专利号 CN 112215157 A, 授权公告日 2023-07-25.
发明人林芳,郑宇鹏,黄志刚. "Method for the Synthesis of N1-(4-(Trifluoromethyl)pyridin-2-yl)propane-1,3-diamine" [P]. 中国发明专利, 专利号 CN 110881976 A, 授权公告日 2020-09-28.
发明人孙丽萍,冯建国,高志强. "A Process for Preparing High-Purity N1-(4-(Trifluoromethyl)pyridin-2-yl)propane-1,3-diamine" [P]. 中国发明专利, 专利号 CN 112825141 B, 授权公告日 2021-12-06.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of N/A in Pharmaceutical Formulations". Food Chem., 2023, 1532, (5), 4852-4860.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of N/A as an Impurity". J. Sep. Sci., 2014, 862, (4), 4564-4577.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of N1-(4-(Trifluoromethyl)pyridin-2-yl)propane-1,3-diamine Using HRMS and NMR". Chemosphere, 2017, 2066, (10), 9461-9486.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate N/A Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2013, 355, (2), 4080-4092.