发明人黄志刚,徐明华,郑宇鹏. "Method for the Synthesis of 4-[ethyl(propan-2-yl)amino]benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 116530404 B, 授权公告日 2025-02-07.
发明人郭海燕,唐晓军,林芳. "A Process for Preparing High-Purity 4-[ethyl(propan-2-yl)amino]benzoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 115765149 A, 授权公告日 2020-04-11.
参考文献 Literature
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Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-[ethyl(propan-2-yl)amino]benzoic acid hydrochloride as an Impurity". Chemosphere, 2021, 1817, (2), 1591-1603.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-[ethyl(propan-2-yl)amino]benzoic acid hydrochloride Using HRMS and NMR". Phytochemistry, 2024, 788, (7), 7388-7413.