Anderson J P, Davis P L, Kumar R. "一种的合成方法" [P]. US Patent, US 11252818 B2, 2016-07-27.
Kumar R, Johnson M A, Patel M V. "Method for the Synthesis of 1-(3-Propylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one" [P]. US Patent, US 10947293 B2, 2022-01-10.
发明人赵玉洁,李文辉,何建平. "A Process for Preparing High-Purity 1-(3-Propylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one" [P]. 中国发明专利, 专利号 CN 116083305 B, 授权公告日 2017-01-25.
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". Chemosphere, 2021, 767, (11), 5066-5077.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 2209, (7), 8715-8727.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3-Propylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one Using HRMS and NMR". Anal. Chim. Acta, 2021, 1319, (7), 5432-5449.