Johnson M A, Patel M V, Fischer A B. "一种的合成方法" [P]. US Patent, US 11163507 B2, 2020-01-07.
发明人李文辉,韩伟,赵玉洁. "Method for the Synthesis of Ethyl 3-bromo-4-cyano-5-hydroxybenzoate" [P]. 中国发明专利, 专利号 CN 113672464 A, 授权公告日 2019-09-04.
发明人李文辉,唐晓军,杨光. "A Process for Preparing High-Purity Ethyl 3-bromo-4-cyano-5-hydroxybenzoate" [P]. 中国发明专利, 专利号 CN 109545446 A, 授权公告日 2015-04-24.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2024, 1746, (9), 4229-4242.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2014, 1724, 1267-1293.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-bromo-4-cyano-5-hydroxybenzoate Using HRMS and NMR". Molecules, 2025, 2441, (2), 4147-4171.