Stevens L M, Patel M V, Chen K W. "Method for the Synthesis of 1-Cyclohexyl-1H-pyrazolo[3,4-b]pyrazin-3-amine" [P]. US Patent, US 10796626 B2, 2017-09-26.
发明人罗永刚,黄志刚,孙丽萍. "A Process for Preparing High-Purity 1-Cyclohexyl-1H-pyrazolo[3,4-b]pyrazin-3-amine" [P]. 中国发明专利, 专利号 CN 112305170 B, 授权公告日 2025-02-12.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2018, 1278, (2), 1884-1901.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2014, 881, 1502-1512.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-Cyclohexyl-1H-pyrazolo[3,4-b]pyrazin-3-amine Using HRMS and NMR". Food Chem., 2016, 2140, (5), 5995-5998.