Williams B T, Kumar R, Davis P L. "Method for the Synthesis of 2-(4-Amino-1h-pyrazol-1-yl)-N-cyclopropyl-N-methylacetamide" [P]. US Patent, US 9680261 B2, 2016-12-11.
Rossi M, Johansson L, Schröder R. "A Process for Preparing High-Purity 2-(4-Amino-1h-pyrazol-1-yl)-N-cyclopropyl-N-methylacetamide" [P]. European Patent, EP 3972158 A1, 2016-08-15.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2013, 977, (10), 463-472.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 2175, 9601-9610.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Amino-1h-pyrazol-1-yl)-N-cyclopropyl-N-methylacetamide Using HRMS and NMR". J. Sep. Sci., 2017, 999, (6), 765-789.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 1940, (3), 8972-8988.