发明人朱建伟,黄志刚,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109473141 A, 授权公告日 2025-02-21.
发明人陈志强,何建平,王建平. "Method for the Synthesis of (2R,3R)-2,3-Dihydroxy-2-methylbutanedioic Acid 1,4-Dimethyl Ester" [P]. 中国发明专利, 专利号 CN 117838435 A, 授权公告日 2018-07-19.
发明人林芳,罗永刚,沈红梅. "A Process for Preparing High-Purity (2R,3R)-2,3-Dihydroxy-2-methylbutanedioic Acid 1,4-Dimethyl Ester" [P]. 中国发明专利, 专利号 CN 112982282 A, 授权公告日 2023-02-04.
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". Anal. Chim. Acta, 2014, 1377, (3), 6658-6681.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2012, 478, (7), 3992-4009.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of (2R,3R)-2,3-Dihydroxy-2-methylbutanedioic Acid 1,4-Dimethyl Ester Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2020, 789, (10), 6731-6761.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 753, (5), 3281-3304.