发明人罗永刚,朱建伟,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109619168 A, 授权公告日 2017-07-28.
发明人孙丽萍,林芳,李文辉. "Method for the Synthesis of 2,3,4,6-Tetramethylbenzoic acid" [P]. 中国发明专利, 专利号 CN 114525609 A, 授权公告日 2021-12-01.
Kowalski A, Rossi M, Björnsson E. "A Process for Preparing High-Purity 2,3,4,6-Tetramethylbenzoic acid" [P]. European Patent, EP 3081885 A1, 2023-08-28.
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". Environ. Sci. Technol., 2019, 1939, (10), 996-1016.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 1499, (7), 937-948.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2,3,4,6-Tetramethylbenzoic acid Using HRMS and NMR". Anal. Chem., 2014, 1662, 2588-2614.