发明人韩伟,徐明华,陈志强. "Method for the Synthesis of 4-Bromo-1-(3-(ethylsulfonyl)propyl)-1h-pyrazol-3-amine" [P]. 中国发明专利, 专利号 CN 114629516 A, 授权公告日 2015-09-01.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2020, 301, (8), 9322-9325.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2021, 2225, 295-325.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-1-(3-(ethylsulfonyl)propyl)-1h-pyrazol-3-amine Using HRMS and NMR". Talanta, 2018, 552, (12), 3207-3220.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2025, 2170, 2263-2291.