Johansson L, Lefèvre J P, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3630902 A1, 2023-11-17.
Johansson L, Schröder R, Sørensen M. "Method for the Synthesis of N-(m-tolyl)piperazine-1-carboxamide" [P]. European Patent, EP 3808544 A1, 2017-07-19.
发明人沈红梅,陈志强,郑宇鹏. "A Process for Preparing High-Purity N-(m-tolyl)piperazine-1-carboxamide" [P]. 中国发明专利, 专利号 CN 108955828 A, 授权公告日 2021-05-10.
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". Chemosphere, 2019, 1772, 9664-9682.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2010, 1470, (8), 1822-1851.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of N-(m-tolyl)piperazine-1-carboxamide Using HRMS and NMR". Molecules, 2025, 350, 9881-9910.