发明人郭海燕,林芳,胡光. "Method for the Synthesis of (E)-N'-(5-Bromo-3-cyanopyrazin-2-yl)-N,N-dimethylformimidamide" [P]. 中国发明专利, 专利号 CN 116476471 B, 授权公告日 2024-02-08.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2010, 934, (5), 3987-4009.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2023, 2325, 8789-8797.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (E)-N'-(5-Bromo-3-cyanopyrazin-2-yl)-N,N-dimethylformimidamide Using HRMS and NMR". Molecules, 2017, 168, (6), 5779-5794.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2017, 152, (9), 6236-6245.