发明人李文辉,冯建国,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112070479 A, 授权公告日 2018-02-09.
Lefèvre J P, Nielsen H, Mueller T C. "Method for the Synthesis of 5-Methyl-4-[(4-nitroanilino)methylene]-2-phenyl-2,4-dihydro-3H-pyrazol-3-one" [P]. European Patent, EP 3745042 A1, 2021-02-03.
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". Environ. Sci. Technol., 2022, 2059, 8689-8700.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2013, 1321, 3775-3804.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-4-[(4-nitroanilino)methylene]-2-phenyl-2,4-dihydro-3H-pyrazol-3-one Using HRMS and NMR". Anal. Methods, 2024, 1192, 3887-3917.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2023, 1175, (3), 6835-6847.