发明人高志强,韩伟,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111880577 A, 授权公告日 2017-06-05.
发明人胡光,郭海燕,刘建华. "Method for the Synthesis of n-(4-Nitrophenyl)-3-oxopiperazine-1-carboxamide" [P]. 中国发明专利, 专利号 CN 110881206 B, 授权公告日 2022-10-03.
Roberts E F, Hughes D C, Mueller T. "A Process for Preparing High-Purity n-(4-Nitrophenyl)-3-oxopiperazine-1-carboxamide" [P]. US Patent, US 10908161 B2, 2021-07-09.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2013, 825, (8), 7624-7631.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2020, 96, (3), 1917-1934.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of n-(4-Nitrophenyl)-3-oxopiperazine-1-carboxamide Using HRMS and NMR". Talanta, 2025, 290, (12), 1227-1253.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2018, 958, (10), 4319-4327.