发明人张德明,唐晓军,郑宇鹏. "Method for the Synthesis of 5-Bromo-4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 115655559 B, 授权公告日 2016-10-06.
Mueller T, Park J H, Hughes D C. "A Process for Preparing High-Purity 5-Bromo-4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine" [P]. US Patent, US 9300421 B2, 2022-05-09.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2010, 1524, (12), 1311-1333.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 615, 7993-7996.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-4-chloro-7-methyl-7H-pyrrolo[2,3-d]pyrimidine Using HRMS and NMR". Talanta, 2016, 696, (10), 4245-4249.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2017, 1750, 9022-9049.