发明人朱建伟,罗永刚,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113817897 A, 授权公告日 2016-12-01.
发明人孙丽萍,黄志刚,郑宇鹏. "Method for the Synthesis of 6-Chloro-1,4-dimethyl-3-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 115977807 B, 授权公告日 2024-07-23.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 475, 7330-7356.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2022, 951, (7), 3928-3954.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 6-Chloro-1,4-dimethyl-3-(thiophen-2-yl)-1H-pyrazolo[3,4-b]pyridine Using HRMS and NMR". Talanta, 2018, 2295, (3), 7237-7257.