Park J H, Johnson M A, Thompson G K. "一种的合成方法" [P]. US Patent, US 11137365 B2, 2025-07-02.
发明人陈志强,孙丽萍,冯建国. "Method for the Synthesis of 1-Phenyl-3-(p-tolyl)-1H-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116495784 B, 授权公告日 2025-06-19.
Martínez F, Johansson L, Schröder R. "A Process for Preparing High-Purity 1-Phenyl-3-(p-tolyl)-1H-pyrazole-5-carboxylic acid" [P]. European Patent, EP 3593412 A1, 2018-06-16.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2011, 2060, 5940-5965.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2012, 168, 1248-1265.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 1-Phenyl-3-(p-tolyl)-1H-pyrazole-5-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2018, 1814, (5), 5772-5779.