Williams B T, Anderson J P, Davis P L. "一种的合成方法" [P]. US Patent, US 11341155 B2, 2019-03-17.
Björnsson E, Nowak P, Kowalski A. "Method for the Synthesis of Methyl 3-(trifluoromethylthio)pyrazine-2-carboxylate" [P]. European Patent, EP 3923796 A1, 2025-02-11.
发明人马晓峰,杨光,沈红梅. "A Process for Preparing High-Purity Methyl 3-(trifluoromethylthio)pyrazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109737601 A, 授权公告日 2023-09-10.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2017, 439, 2772-2799.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2013, 2163, 4187-4214.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-(trifluoromethylthio)pyrazine-2-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2022, 1533, 7091-7109.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2017, 381, (5), 606-626.