Patel M V, O'Brien P Q, Anderson J P. "Method for the Synthesis of 1,6-Dimethyl-5,6-dihydro-1H-pyrazolo[3,4-c]pyridin-7(4H)-one" [P]. US Patent, US 9156571 B2, 2017-12-12.
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, 736, (9), 9663-9674.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2020, 452, (12), 3771-3800.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1,6-Dimethyl-5,6-dihydro-1H-pyrazolo[3,4-c]pyridin-7(4H)-one Using HRMS and NMR". Molecules, 2024, 1245, (10), 6918-6939.