发明人韩伟,孙丽萍,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113367409 A, 授权公告日 2019-08-11.
发明人杨光,韩伟,罗永刚. "Method for the Synthesis of 1,3-Dimethyl-6-(thiophen-2-yl)-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 112815669 B, 授权公告日 2016-09-13.
发明人何建平,朱建伟,杨光. "A Process for Preparing High-Purity 1,3-Dimethyl-6-(thiophen-2-yl)-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 112181443 A, 授权公告日 2017-06-15.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2020, 1048, (10), 4271-4291.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 670, (11), 558-565.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1,3-Dimethyl-6-(thiophen-2-yl)-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridine Using HRMS and NMR". Sci. Total Environ., 2012, 2235, (3), 4142-4146.