发明人孙丽萍,王建平,郑宇鹏. "Method for the Synthesis of 2-Amino-4-fluoro-5-(4-methyl-1h-pyrazol-1-yl)benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 109434981 A, 授权公告日 2018-06-21.
Klinger H, Schröder R, Hughes D C. "A Process for Preparing High-Purity 2-Amino-4-fluoro-5-(4-methyl-1h-pyrazol-1-yl)benzoic acid hydrochloride" [P]. US Patent, US 10344711 B2, 2015-11-16.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 2142, (3), 1684-1687.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2016, 1428, (10), 7627-7656.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-fluoro-5-(4-methyl-1h-pyrazol-1-yl)benzoic acid hydrochloride Using HRMS and NMR". Talanta, 2020, 1669, 1282-1306.