Johansson L, Kowalski A, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3703109 A1, 2020-08-23.
Lefèvre J P, Nowak P, Jørgensen K. "Method for the Synthesis of 3-Bromo-5,6-dimethoxypicolinonitrile" [P]. European Patent, EP 3063277 A1, 2025-05-22.
发明人韩伟,林芳,唐晓军. "A Process for Preparing High-Purity 3-Bromo-5,6-dimethoxypicolinonitrile" [P]. 中国发明专利, 专利号 CN 111350824 A, 授权公告日 2022-02-04.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2018, 1566, 7122-7134.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2024, 687, (9), 8745-8762.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Bromo-5,6-dimethoxypicolinonitrile Using HRMS and NMR". Molecules, 2017, 331, 4749-4760.