发明人林芳,黄志刚,马晓峰. "一种4-羟基-6-甲氧基烟酸的合成方法" [P]. 中国发明专利, 专利号 CN 112948668 A, 授权公告日 2016-02-13.
发明人沈红梅,罗永刚,刘建华. "Method for the Synthesis of 4-Hydroxy-6-methoxynicotinic acid" [P]. 中国发明专利, 专利号 CN 115633133 B, 授权公告日 2017-11-27.
发明人罗永刚,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity 4-Hydroxy-6-methoxynicotinic acid" [P]. 中国发明专利, 专利号 CN 110874143 B, 授权公告日 2020-06-22.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 4-羟基-6-甲氧基烟酸 in Pharmaceutical Formulations". Chemosphere, 2017, 2219, 3517-3527.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-羟基-6-甲氧基烟酸 as an Impurity". Biomed. Chromatogr., 2016, 319, 4662-4689.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-Hydroxy-6-methoxynicotinic acid Using HRMS and NMR". Environ. Sci. Technol., 2017, 907, 2693-2697.