Nielsen H, Schröder R, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3467273 A1, 2018-05-14.
发明人赵玉洁,孙丽萍,沈红梅. "Method for the Synthesis of 3-Hydroxy-4-methoxy-2,3-dimethylbutanoic acid" [P]. 中国发明专利, 专利号 CN 108557728 B, 授权公告日 2020-01-01.
Kowalski A, Mueller T C, Björnsson E. "A Process for Preparing High-Purity 3-Hydroxy-4-methoxy-2,3-dimethylbutanoic acid" [P]. European Patent, EP 3724187 A1, 2017-10-06.
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. Methods, 2010, 1765, (7), 2439-2463.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 1561, 1635-1650.