发明人胡光,杨光,李文辉. "Method for the Synthesis of 1-(4-Bromophenyl)-3-(5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl)urea" [P]. 中国发明专利, 专利号 CN 113991194 A, 授权公告日 2015-06-24.
发明人林芳,张德明,李文辉. "A Process for Preparing High-Purity 1-(4-Bromophenyl)-3-(5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl)urea" [P]. 中国发明专利, 专利号 CN 109968673 A, 授权公告日 2015-02-27.
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