Johnson M A, Stevens L M, O'Brien P Q. "Method for the Synthesis of tert-Butyl 3-bromo-5-methyl-5,6-dihydroimidazo[1,5-a]pyrazine-7(8H)-carboxylate" [P]. US Patent, US 11307631 B2, 2016-05-13.
发明人唐晓军,胡光,郭海燕. "A Process for Preparing High-Purity tert-Butyl 3-bromo-5-methyl-5,6-dihydroimidazo[1,5-a]pyrazine-7(8H)-carboxylate" [P]. 中国发明专利, 专利号 CN 114857338 A, 授权公告日 2020-12-05.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 3-溴-5-甲基-5,6-二氢咪唑并[1,5-a]吡嗪-7(8H)-羧酸叔丁酯 in Pharmaceutical Formulations". Chemosphere, 2015, 380, (2), 7159-7184.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-溴-5-甲基-5,6-二氢咪唑并[1,5-a]吡嗪-7(8H)-羧酸叔丁酯 as an Impurity". Food Chem., 2021, 2277, (2), 6323-6326.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 3-bromo-5-methyl-5,6-dihydroimidazo[1,5-a]pyrazine-7(8H)-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2013, 1527, 1948-1972.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 3-溴-5-甲基-5,6-二氢咪唑并[1,5-a]吡嗪-7(8H)-羧酸叔丁酯 Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2022, 979, 4263-4266.