发明人杨光,高志强,孙丽萍. "Method for the Synthesis of 1-[3,5-Bis(trifluoromethyl)phenyl]-3-(4-fluorophenyl)urea" [P]. 中国发明专利, 专利号 CN 109558029 A, 授权公告日 2017-11-28.
发明人张德明,徐明华,赵玉洁. "A Process for Preparing High-Purity 1-[3,5-Bis(trifluoromethyl)phenyl]-3-(4-fluorophenyl)urea" [P]. 中国发明专利, 专利号 CN 108142763 B, 授权公告日 2019-08-28.
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