发明人张德明,刘建华,徐明华. "一种1-amino-3-propylurea的合成方法" [P]. 中国发明专利, 专利号 CN 113215608 A, 授权公告日 2020-05-07.
Mueller T C, Nowak P, Björnsson E. "Method for the Synthesis of 1-amino-3-propylurea" [P]. European Patent, EP 3491868 A1, 2019-10-14.
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