发明人胡光,罗永刚,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117408893 A, 授权公告日 2019-09-12.
O'Brien P Q, Brown S R, Patel M V. "Method for the Synthesis of 2-Bromo-7-chloro-5-tosyl-5H-pyrrolo[2,3-b]pyrazine" [P]. US Patent, US 11549552 B2, 2024-10-25.
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". Sci. Total Environ., 2016, 537, (4), 7250-7258.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1890, 4068-4094.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Bromo-7-chloro-5-tosyl-5H-pyrrolo[2,3-b]pyrazine Using HRMS and NMR". J. Sep. Sci., 2016, 1094, (1), 7087-7106.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2018, 352, (8), 792-808.