发明人韩伟,黄志刚,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111528784 A, 授权公告日 2024-01-25.
发明人钱学锋,罗永刚,王建平. "Method for the Synthesis of 3,5-Dicarboxy-1-methylpyridin-1-ium iodide" [P]. 中国发明专利, 专利号 CN 113851613 A, 授权公告日 2024-02-04.
Hughes D C, Chen K W, Lee S K. "A Process for Preparing High-Purity 3,5-Dicarboxy-1-methylpyridin-1-ium iodide" [P]. US Patent, US 11646322 B2, 2020-10-11.
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". Chemosphere, 2011, 2250, (4), 7862-7873.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2011, 656, (12), 4742-4765.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3,5-Dicarboxy-1-methylpyridin-1-ium iodide Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2020, 1751, 5341-5349.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2025, 962, 6829-6832.