Johnson M A, Brown S R, Williams B T. "一种的合成方法" [P]. US Patent, US 11599735 B2, 2020-12-11.
发明人郭海燕,冯建国,李文辉. "Method for the Synthesis of 3-Hydroxy-2-methoxy-4-nitrobenzoic acid" [P]. 中国发明专利, 专利号 CN 117913869 A, 授权公告日 2017-02-17.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2022, 988, (4), 6726-6748.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2014, 1642, (11), 872-890.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-Hydroxy-2-methoxy-4-nitrobenzoic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 1102, 4114-4128.