发明人陈志强,高志强,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116176922 A, 授权公告日 2015-10-13.
发明人孙丽萍,刘建华,高志强. "Method for the Synthesis of 1-Cyclopentyl-6-(furan-2-yl)-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114632156 A, 授权公告日 2025-09-17.
Björnsson E, Schröder R, Martínez F. "A Process for Preparing High-Purity 1-Cyclopentyl-6-(furan-2-yl)-3-methyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. European Patent, EP 3385829 A1, 2023-12-15.
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". Rapid Commun. Mass Spectrom., 2011, 2014, (12), 230-251.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 2064, 6713-6724.