Patel M V, Kumar R, Mueller T. "一种1-amino-3-butylurea的合成方法" [P]. US Patent, US 9097860 B2, 2016-04-14.
发明人徐明华,马晓峰,赵玉洁. "Method for the Synthesis of 1-amino-3-butylurea" [P]. 中国发明专利, 专利号 CN 116563833 B, 授权公告日 2017-07-05.
Johansson L, Sørensen M, Nielsen H. "A Process for Preparing High-Purity 1-amino-3-butylurea" [P]. European Patent, EP 3318011 A1, 2024-12-01.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 1-amino-3-butylurea in Pharmaceutical Formulations". Biomed. Chromatogr., 2022, 1717, 4212-4231.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-amino-3-butylurea as an Impurity". Anal. Chim. Acta, 2012, 1813, 3868-3897.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-amino-3-butylurea Using HRMS and NMR". J. Sep. Sci., 2016, 2275, (4), 9985-10000.