发明人王建平,高志强,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116462511 A, 授权公告日 2019-05-03.
发明人刘建华,何建平,罗永刚. "Method for the Synthesis of (4Z)-1-Phenyl-4-({[(pyridin-3-yl)methyl]amino}methylidene)-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 113998507 A, 授权公告日 2015-11-03.
发明人徐明华,刘建华,冯建国. "A Process for Preparing High-Purity (4Z)-1-Phenyl-4-({[(pyridin-3-yl)methyl]amino}methylidene)-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 108057922 B, 授权公告日 2015-09-11.
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