发明人刘建华,郭海燕,赵玉洁. "Method for the Synthesis of 1-(5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl)-3-(thiophen-2-ylmethyl)urea" [P]. 中国发明专利, 专利号 CN 110694120 B, 授权公告日 2015-12-07.
发明人赵玉洁,高志强,韩伟. "A Process for Preparing High-Purity 1-(5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl)-3-(thiophen-2-ylmethyl)urea" [P]. 中国发明专利, 专利号 CN 108467952 B, 授权公告日 2015-05-01.
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