发明人徐明华,赵玉洁,周伟. "Method for the Synthesis of ethyl 5-amino-1-(3-fluorophenyl)pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 116843246 A, 授权公告日 2023-04-25.
发明人杨光,徐明华,郭海燕. "A Process for Preparing High-Purity ethyl 5-amino-1-(3-fluorophenyl)pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 112822938 A, 授权公告日 2015-02-03.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 217, 1677-1702.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 1671, 2352-2357.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 5-amino-1-(3-fluorophenyl)pyrazole-4-carboxylate Using HRMS and NMR". Chemosphere, 2020, 839, (8), 8415-8422.