Stevens L M, Davis P L, Fischer A B. "一种的合成方法" [P]. US Patent, US 11322442 B2, 2020-10-20.
Johansson L, Lefèvre J P, Nielsen H. "Method for the Synthesis of 5-(4-Bromophenoxy)-1-phenyl-1H-pyrazolo[3,4-b]pyrazine" [P]. European Patent, EP 3658500 A1, 2020-05-21.
发明人黄志刚,唐晓军,赵玉洁. "A Process for Preparing High-Purity 5-(4-Bromophenoxy)-1-phenyl-1H-pyrazolo[3,4-b]pyrazine" [P]. 中国发明专利, 专利号 CN 112062015 B, 授权公告日 2019-11-06.
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". Phytochemistry, 2023, 2314, 5273-5280.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2025, 1222, 3887-3909.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-(4-Bromophenoxy)-1-phenyl-1H-pyrazolo[3,4-b]pyrazine Using HRMS and NMR". Sci. Total Environ., 2010, 258, (1), 1683-1699.