发明人何建平,马晓峰,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112791650 A, 授权公告日 2015-11-20.
发明人李文辉,马晓峰,冯建国. "Method for the Synthesis of N,N-Dimethyl-4-({[5-oxo-3-(trifluoromethyl)-1,5-dihydro-4H-pyrazol-4-yliden]methyl}amino)benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 111527032 A, 授权公告日 2016-11-20.
发明人王建平,李文辉,陈志强. "A Process for Preparing High-Purity N,N-Dimethyl-4-({[5-oxo-3-(trifluoromethyl)-1,5-dihydro-4H-pyrazol-4-yliden]methyl}amino)benzenesulfonamide" [P]. 中国发明专利, 专利号 CN 110226180 B, 授权公告日 2015-04-01.
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