发明人徐明华,郭海燕,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114573435 A, 授权公告日 2023-07-25.
发明人林芳,赵玉洁,马晓峰. "Method for the Synthesis of Dimethyl pyrazine-2,3-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116133859 A, 授权公告日 2019-08-18.
Lefèvre J P, Nielsen H, Martínez F. "A Process for Preparing High-Purity Dimethyl pyrazine-2,3-dicarboxylate" [P]. European Patent, EP 3787182 A1, 2023-11-07.
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". Phytochemistry, 2023, 604, (4), 6322-6343.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2020, 702, (11), 6978-7001.