Fischer A B, Mueller T, Thompson G K. "一种的合成方法" [P]. US Patent, US 11230489 B2, 2023-11-25.
O'Brien P Q, Mueller T, Williams B T. "Method for the Synthesis of 1-(4-Methyl-3-nitrophenyl)guanidine" [P]. US Patent, US 11200286 B2, 2022-05-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2021, 2070, 5935-5954.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2015, 2479, 7712-7723.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Methyl-3-nitrophenyl)guanidine Using HRMS and NMR". Anal. Chem., 2017, 503, (3), 8083-8101.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2015, 941, 9615-9619.