发明人张德明,刘建华,胡光. "一种(piperidin-1-yl)thiourea的合成方法" [P]. 中国发明专利, 专利号 CN 111793844 A, 授权公告日 2020-03-14.
发明人李文辉,王建平,朱建伟. "Method for the Synthesis of (piperidin-1-yl)thiourea" [P]. 中国发明专利, 专利号 CN 111821517 B, 授权公告日 2020-04-07.
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