Anderson J P, Johnson M A, Lee S K. "一种4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid的合成方法" [P]. US Patent, US 10415606 B2, 2025-05-15.
Yamamoto T, Chen K W, Mueller T. "Method for the Synthesis of 4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid" [P]. US Patent, US 11229597 B2, 2021-10-19.
Stevens L M, Schröder R, Patel M V. "A Process for Preparing High-Purity 4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid" [P]. US Patent, US 10108789 B2, 2018-07-12.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid in Pharmaceutical Formulations". Sci. Total Environ., 2020, 2146, (12), 1164-1172.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid as an Impurity". J. Sep. Sci., 2024, 1035, 3877-3894.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid Using HRMS and NMR". Food Chem., 2017, 1007, (5), 8748-8759.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 4-[(1-methyl-1H-pyrazol-3-yl)amino]benzoic acid Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2014, 600, (2), 7603-7632.