发明人郑宇鹏,何建平,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109868057 A, 授权公告日 2025-03-05.
发明人黄志刚,马晓峰,王建平. "Method for the Synthesis of 2-Hydroxy-4-methoxy-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 109026830 A, 授权公告日 2017-12-02.
发明人孙丽萍,林芳,罗永刚. "A Process for Preparing High-Purity 2-Hydroxy-4-methoxy-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 110587447 B, 授权公告日 2021-10-13.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 630, (12), 4810-4817.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2016, 119, (7), 2811-2837.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-Hydroxy-4-methoxy-4-oxobutanoic acid Using HRMS and NMR". Food Chem., 2014, 87, (3), 7461-7471.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2022, 560, (6), 6385-6410.