Chen K W, Yamamoto T, Kumar R. "一种的合成方法" [P]. US Patent, US 9182909 B2, 2023-04-04.
发明人马晓峰,孙丽萍,郭海燕. "Method for the Synthesis of 3-Oxo-N-(p-tolyl)pyrazolidine-1-carboxamide" [P]. 中国发明专利, 专利号 CN 116025160 A, 授权公告日 2019-12-16.
Nielsen H, Johansson L, Björnsson E. "A Process for Preparing High-Purity 3-Oxo-N-(p-tolyl)pyrazolidine-1-carboxamide" [P]. European Patent, EP 3403520 A1, 2015-09-15.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2023, 1835, 5791-5813.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2020, 1272, (11), 4793-4810.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-Oxo-N-(p-tolyl)pyrazolidine-1-carboxamide Using HRMS and NMR". J. Sep. Sci., 2020, 2440, (9), 9865-9873.