发明人李文辉,刘建华,徐明华. "一种2-溴-5H-吡咯并[2,3-b]吡嗪-5-羧酸叔丁酯的合成方法" [P]. 中国发明专利, 专利号 CN 110075070 A, 授权公告日 2016-11-23.
O'Brien P Q, Williams B T, Mueller T. "Method for the Synthesis of tert-Butyl 2-bromo-5H-pyrrolo[2,3-b]pyrazine-5-carboxylate" [P]. US Patent, US 11186473 B2, 2018-07-05.
Lee S K, Schröder R, Chen K W. "A Process for Preparing High-Purity tert-Butyl 2-bromo-5H-pyrrolo[2,3-b]pyrazine-5-carboxylate" [P]. US Patent, US 9746114 B2, 2015-01-14.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 2-溴-5H-吡咯并[2,3-b]吡嗪-5-羧酸叔丁酯 in Pharmaceutical Formulations". Sci. Total Environ., 2017, 829, 8532-8555.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-溴-5H-吡咯并[2,3-b]吡嗪-5-羧酸叔丁酯 as an Impurity". Chromatographia, 2022, 990, (12), 7552-7560.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2-bromo-5H-pyrrolo[2,3-b]pyrazine-5-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2024, 2387, (8), 9432-9439.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 2-溴-5H-吡咯并[2,3-b]吡嗪-5-羧酸叔丁酯 Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 650, (4), 8532-8548.