Davis P L, Lee S K, Hughes D C. "Method for the Synthesis of 1-Methyl-1-(pyridin-2-ylmethyl)guanidine sulfate" [P]. US Patent, US 11708556 B2, 2023-12-08.
发明人罗永刚,高志强,赵玉洁. "A Process for Preparing High-Purity 1-Methyl-1-(pyridin-2-ylmethyl)guanidine sulfate" [P]. 中国发明专利, 专利号 CN 115311841 B, 授权公告日 2022-12-05.
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". Environ. Sci. Technol., 2017, 1504, (9), 6633-6654.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2018, 263, (4), 6109-6127.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-1-(pyridin-2-ylmethyl)guanidine sulfate Using HRMS and NMR". Chromatographia, 2020, 984, 5071-5075.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2015, 1519, (3), 2890-2903.