发明人林芳,郭海燕,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112298668 A, 授权公告日 2024-05-26.
发明人罗永刚,黄志刚,孙丽萍. "Method for the Synthesis of 3-(5-Cyclopropyl-1-ethyl-1H-pyrazol-4-yl)propiolic acid" [P]. 中国发明专利, 专利号 CN 110985241 A, 授权公告日 2024-09-23.
Mueller T C, Lefèvre J P, Kowalski A. "A Process for Preparing High-Purity 3-(5-Cyclopropyl-1-ethyl-1H-pyrazol-4-yl)propiolic acid" [P]. European Patent, EP 3171292 A1, 2016-11-01.
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". Chemosphere, 2019, 1792, (12), 4435-4448.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2014, 1462, 2611-2635.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-(5-Cyclopropyl-1-ethyl-1H-pyrazol-4-yl)propiolic acid Using HRMS and NMR". Talanta, 2025, 2425, (8), 1019-1031.