Rossi M, Mueller T C, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3963473 A1, 2025-07-10.
发明人郭海燕,孙丽萍,胡光. "Method for the Synthesis of 1-(2-Fluoroethyl)-4-methyl-1H-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109012540 B, 授权公告日 2021-04-25.
Park J H, Yamamoto T, Brown S R. "A Process for Preparing High-Purity 1-(2-Fluoroethyl)-4-methyl-1H-pyrazole-5-carboxylic acid" [P]. US Patent, US 11469968 B2, 2017-10-01.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2017, 889, 9761-9777.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2010, 2073, 7541-7547.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Fluoroethyl)-4-methyl-1H-pyrazole-5-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 379, (3), 7773-7786.