Lefèvre J P, Nowak P, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3054055 A1, 2025-04-10.
Björnsson E, Lefèvre J P, Mueller T C. "Method for the Synthesis of 4-(3-(Methoxycarbonyl)-1H-pyrazol-1-yl)butanoic acid" [P]. European Patent, EP 3397211 A1, 2019-06-08.
Björnsson E, Johansson L, Nowak P. "A Process for Preparing High-Purity 4-(3-(Methoxycarbonyl)-1H-pyrazol-1-yl)butanoic acid" [P]. European Patent, EP 3737873 A1, 2022-12-21.
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. Sep. Sci., 2012, 488, (4), 2236-2242.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 531, (7), 8990-9013.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-(3-(Methoxycarbonyl)-1H-pyrazol-1-yl)butanoic acid Using HRMS and NMR". Sci. Total Environ., 2010, 1316, (1), 8113-8142.