发明人郑宇鹏,李文辉,周伟. "Method for the Synthesis of 2-(tert-butyl)-7-(ethylthio)-3-iodo-5-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine" [P]. 中国发明专利, 专利号 CN 110783062 A, 授权公告日 2017-06-14.
发明人朱建伟,韩伟,郑宇鹏. "A Process for Preparing High-Purity 2-(tert-butyl)-7-(ethylthio)-3-iodo-5-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine" [P]. 中国发明专利, 专利号 CN 111170623 B, 授权公告日 2015-11-14.
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". Phytochemistry, 2019, 1222, (11), 3861-3875.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2024, 1384, (4), 5670-5674.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(tert-butyl)-7-(ethylthio)-3-iodo-5-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine Using HRMS and NMR". J. Chromatogr. A, 2020, 1330, 5151-5165.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2025, 1936, 5323-5326.