发明人张德明,钱学锋,马晓峰. "Method for the Synthesis of 1-(3,5-Dichlorophenyl)-3-(ethoxycarbonyl)urea" [P]. 中国发明专利, 专利号 CN 115556609 B, 授权公告日 2019-03-07.
发明人王建平,何建平,朱建伟. "A Process for Preparing High-Purity 1-(3,5-Dichlorophenyl)-3-(ethoxycarbonyl)urea" [P]. 中国发明专利, 专利号 CN 114010467 A, 授权公告日 2019-02-06.
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