发明人唐晓军,郑宇鹏,马晓峰. "Method for the Synthesis of 1-Butyl-1-(4,4-dimethyl-4,5-dihydro-1H-imidazol-2-yl)guanidine" [P]. 中国发明专利, 专利号 CN 110063917 A, 授权公告日 2016-07-08.
发明人胡光,冯建国,朱建伟. "A Process for Preparing High-Purity 1-Butyl-1-(4,4-dimethyl-4,5-dihydro-1H-imidazol-2-yl)guanidine" [P]. 中国发明专利, 专利号 CN 109183935 A, 授权公告日 2022-11-25.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2024, 1166, 971-980.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2012, 1748, (7), 8797-8823.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1-Butyl-1-(4,4-dimethyl-4,5-dihydro-1H-imidazol-2-yl)guanidine Using HRMS and NMR". J. Sep. Sci., 2010, 1365, (11), 5145-5162.