发明人韩伟,林芳,王建平. "Method for the Synthesis of 2-(4,5-Diamino-1H-pyrazol-1-yl)acetamide" [P]. 中国发明专利, 专利号 CN 117115150 A, 授权公告日 2015-10-23.
Johnson M A, Brown S R, Thompson G K. "A Process for Preparing High-Purity 2-(4,5-Diamino-1H-pyrazol-1-yl)acetamide" [P]. US Patent, US 11617264 B2, 2019-12-21.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2015, 383, (8), 1116-1133.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2023, 1642, (1), 4252-4257.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4,5-Diamino-1H-pyrazol-1-yl)acetamide Using HRMS and NMR". Chromatographia, 2023, 2130, 5-33.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 2274, 9998-10016.