发明人黄志刚,胡光,钱学锋. "Method for the Synthesis of 2-Cyclopropyl-N-(3-methylbutan-2-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide" [P]. 中国发明专利, 专利号 CN 114310876 B, 授权公告日 2016-01-05.
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". Anal. Chim. Acta, 2016, 932, 4888-4892.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 2168, 6428-6437.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2-Cyclopropyl-N-(3-methylbutan-2-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide Using HRMS and NMR". Phytochemistry, 2014, 556, 3352-3365.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2015, 2438, (4), 5886-5913.