Roberts E F, Patel M V, Schröder R. "一种的合成方法" [P]. US Patent, US 9355578 B2, 2024-05-17.
发明人朱建伟,高志强,赵玉洁. "Method for the Synthesis of 2-[4-(difluoromethyl)-6-(3-methoxyphenyl)-3-methyl-1h-pyrazolo[3,4-b]pyridin-1-yl]acetic acid" [P]. 中国发明专利, 专利号 CN 110372707 A, 授权公告日 2020-02-07.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2010, 1477, (3), 2434-2462.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 86, (8), 1093-1116.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-[4-(difluoromethyl)-6-(3-methoxyphenyl)-3-methyl-1h-pyrazolo[3,4-b]pyridin-1-yl]acetic acid Using HRMS and NMR". Environ. Sci. Technol., 2024, 244, 6157-6169.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2022, 1358, (5), 7798-7814.