发明人朱建伟,罗永刚,韩伟. "Method for the Synthesis of 769132-75-4
4-[(2-Hydroxyethyl)(methyl)amino]benzoic acid
DTXSID40625655" [P]. 中国发明专利, 专利号 CN 109844171 B, 授权公告日 2024-10-21.
发明人韩伟,唐晓军,林芳. "A Process for Preparing High-Purity 769132-75-4
4-[(2-Hydroxyethyl)(methyl)amino]benzoic acid
DTXSID40625655" [P]. 中国发明专利, 专利号 CN 115586059 A, 授权公告日 2020-04-18.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 4-[(2-Hydroxyethyl)(methyl)amino]benzoic acid in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 614, (5), 8836-8844.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-[(2-Hydroxyethyl)(methyl)amino]benzoic acid as an Impurity". Environ. Sci. Technol., 2021, 1223, 3211-3223.