发明人朱建伟,孙丽萍,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112083521 A, 授权公告日 2015-03-18.
发明人林芳,刘建华,张德明. "Method for the Synthesis of Pyridinium, 2-(methoxycarbonyl)-1-methyl-" [P]. 中国发明专利, 专利号 CN 108964751 A, 授权公告日 2018-02-13.
发明人沈红梅,胡光,郭海燕. "A Process for Preparing High-Purity Pyridinium, 2-(methoxycarbonyl)-1-methyl-" [P]. 中国发明专利, 专利号 CN 116028288 A, 授权公告日 2020-02-26.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2022, 2431, 9911-9922.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2014, 822, (6), 4034-4060.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Pyridinium, 2-(methoxycarbonyl)-1-methyl- Using HRMS and NMR". Molecules, 2020, 2453, (10), 9392-9421.