发明人何建平,胡光,张德明. "Method for the Synthesis of 1-(1H-Indol-3-yl)-3-(thiophen-2-ylmethyl)urea" [P]. 中国发明专利, 专利号 CN 113540648 A, 授权公告日 2019-03-12.
发明人李文辉,孙丽萍,林芳. "A Process for Preparing High-Purity 1-(1H-Indol-3-yl)-3-(thiophen-2-ylmethyl)urea" [P]. 中国发明专利, 专利号 CN 114353200 A, 授权公告日 2018-12-16.
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