发明人杨光,胡光,马晓峰. "Method for the Synthesis of 2-ethynyl-5-(trifluoromethoxy)pyrazine" [P]. 中国发明专利, 专利号 CN 113711658 B, 授权公告日 2022-08-04.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 2-ethynyl-5-(trifluoromethoxy)pyrazine in Pharmaceutical Formulations". J. Agric. Food Chem., 2018, 452, 2193-2215.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-ethynyl-5-(trifluoromethoxy)pyrazine as an Impurity". Environ. Sci. Technol., 2017, 1834, (5), 6959-6987.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-ethynyl-5-(trifluoromethoxy)pyrazine Using HRMS and NMR". J. Nat. Prod., 2020, 1322, (6), 9650-9661.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate 2-ethynyl-5-(trifluoromethoxy)pyrazine Profile in Drug Substances According to ICH Guidelines". Molecules, 2020, 2013, (12), 2579-2606.