O'Brien P Q, Fischer A B, Chen K W. "一种的合成方法" [P]. US Patent, US 10575312 B2, 2020-08-02.
Stevens L M, Johnson M A, Yamamoto T. "Method for the Synthesis of 5-Amino-1-(4-bromophenyl)-1h-pyrazole-4-carboxylic acid" [P]. US Patent, US 9285859 B2, 2022-07-02.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2020, 888, (1), 6629-6652.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2017, 1444, 141-163.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-1-(4-bromophenyl)-1h-pyrazole-4-carboxylic acid Using HRMS and NMR". Molecules, 2025, 1912, (1), 5753-5764.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 1348, (3), 6938-6952.