发明人沈红梅,韩伟,唐晓军. "Method for the Synthesis of 2-(Tert-butyl) 8-methyl 6-bromo-3,4-dihydropyrrolo[1,2-a]pyrazine-2,8(1H)-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116435284 B, 授权公告日 2017-02-23.
发明人林芳,钱学锋,刘建华. "A Process for Preparing High-Purity 2-(Tert-butyl) 8-methyl 6-bromo-3,4-dihydropyrrolo[1,2-a]pyrazine-2,8(1H)-dicarboxylate" [P]. 中国发明专利, 专利号 CN 114012815 B, 授权公告日 2023-04-12.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 1619, 2109-2137.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2011, 964, 3040-3043.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Tert-butyl) 8-methyl 6-bromo-3,4-dihydropyrrolo[1,2-a]pyrazine-2,8(1H)-dicarboxylate Using HRMS and NMR". Environ. Sci. Technol., 2021, 754, (8), 3301-3324.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2021, 1127, 304-324.