发明人罗永刚,郭海燕,何建平. "Method for the Synthesis of 1-(2-Oxo-2-(o-tolylamino)ethyl)piperidine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 111474585 A, 授权公告日 2022-10-21.
Nowak P, Johansson L, Mueller T C. "A Process for Preparing High-Purity 1-(2-Oxo-2-(o-tolylamino)ethyl)piperidine-4-carboxamide" [P]. European Patent, EP 3504014 A1, 2021-06-11.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 1452, 4502-4521.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2012, 132, (4), 1605-1624.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Oxo-2-(o-tolylamino)ethyl)piperidine-4-carboxamide Using HRMS and NMR". Molecules, 2016, 1152, (11), 5365-5375.