Johansson L, Martínez F, Lefèvre J P. "Method for the Synthesis of N-Methyl-4-nitro-1-[4-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine" [P]. European Patent, EP 3353852 A1, 2015-09-14.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2010, 744, 8460-8472.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2015, 863, 2049-2065.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-Methyl-4-nitro-1-[4-(trifluoromethyl)phenyl]-1H-pyrazol-5-amine Using HRMS and NMR". Phytochemistry, 2013, 166, (8), 8421-8445.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2015, 1737, (2), 4138-4145.