发明人李文辉,罗永刚,郑宇鹏. "Method for the Synthesis of 2-Cyclopropyl-N-(2-methylpentan-3-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide" [P]. 中国发明专利, 专利号 CN 111991004 A, 授权公告日 2024-06-23.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2018, 656, (10), 8333-8355.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2015, 349, (2), 1803-1817.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-Cyclopropyl-N-(2-methylpentan-3-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide Using HRMS and NMR". Anal. Chim. Acta, 2012, 1654, 8751-8762.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2012, 90, 9002-9017.