发明人何建平,高志强,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110295758 A, 授权公告日 2016-09-21.
发明人罗永刚,黄志刚,沈红梅. "Method for the Synthesis of 3,5,6-Trimethylpyrazine-2-carbothioamide" [P]. 中国发明专利, 专利号 CN 109857988 A, 授权公告日 2018-09-07.
发明人何建平,黄志刚,罗永刚. "A Process for Preparing High-Purity 3,5,6-Trimethylpyrazine-2-carbothioamide" [P]. 中国发明专利, 专利号 CN 114117215 A, 授权公告日 2024-03-02.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2016, 148, (11), 1510-1532.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2021, 1889, (9), 3461-3483.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3,5,6-Trimethylpyrazine-2-carbothioamide Using HRMS and NMR". Phytochemistry, 2011, 993, (3), 2959-2966.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2023, 924, (10), 6127-6153.