发明人马晓峰,林芳,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116619779 A, 授权公告日 2016-02-03.
发明人张德明,高志强,赵玉洁. "Method for the Synthesis of Ethyl 2-hydroxy-5-methylbenzoate" [P]. 中国发明专利, 专利号 CN 115348610 A, 授权公告日 2020-10-11.
发明人李文辉,钱学锋,杨光. "A Process for Preparing High-Purity Ethyl 2-hydroxy-5-methylbenzoate" [P]. 中国发明专利, 专利号 CN 117149056 A, 授权公告日 2021-12-01.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2025, 209, 3478-3500.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2020, 1551, 1575-1579.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-hydroxy-5-methylbenzoate Using HRMS and NMR". Anal. Chim. Acta, 2017, 1776, (8), 6575-6597.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2013, 1744, (8), 7057-7080.