Park J H, Chen K W, Davis P L. "一种的合成方法" [P]. US Patent, US 9030750 B2, 2025-07-11.
发明人罗永刚,郭海燕,钱学锋. "Method for the Synthesis of 4-Ethoxy-2,3-dihydroxybenzaldehyde" [P]. 中国发明专利, 专利号 CN 114730475 A, 授权公告日 2022-08-08.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2011, 775, (5), 3413-3418.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 1893, 3131-3145.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 4-Ethoxy-2,3-dihydroxybenzaldehyde Using HRMS and NMR". J. Pharm. Biomed. Anal., 2021, 2184, (3), 1521-1550.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2017, 572, 9918-9929.