Nowak P, Lefèvre J P, Rossi M. "Method for the Synthesis of (2R,3R)-2-(1-ethyl-1H-pyrazol-5-yl)oxolane-3-carboxylic acid" [P]. European Patent, EP 3548292 A1, 2021-08-13.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of (2R,3R)-2-(1-ethyl-1H-pyrazol-5-yl)oxolane-3-carboxylic acid in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 1153, (2), 5041-5049.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of (2R,3R)-2-(1-ethyl-1H-pyrazol-5-yl)oxolane-3-carboxylic acid as an Impurity". Chemosphere, 2013, 1431, 5550-5578.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (2R,3R)-2-(1-ethyl-1H-pyrazol-5-yl)oxolane-3-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2022, 2477, (10), 4089-4096.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate (2R,3R)-2-(1-ethyl-1H-pyrazol-5-yl)oxolane-3-carboxylic acid Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2018, 174, (3), 490-499.