发明人郭海燕,刘建华,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116382998 A, 授权公告日 2021-06-01.
发明人唐晓军,罗永刚,郑宇鹏. "Method for the Synthesis of 2-(3,4-Dimethylbenzyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 113133788 B, 授权公告日 2019-08-08.
发明人徐明华,孙丽萍,林芳. "A Process for Preparing High-Purity 2-(3,4-Dimethylbenzyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 116492985 B, 授权公告日 2021-07-24.
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., 2020, 2374, 226-247.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2013, 822, (1), 820-834.