Yamamoto T, Fischer A B, Roberts E F. "一种的合成方法" [P]. US Patent, US 11478524 B2, 2021-01-27.
发明人唐晓军,胡光,罗永刚. "Method for the Synthesis of 4-{[(4-chlorophenyl)amino]methylidene}-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 115890382 A, 授权公告日 2022-11-14.
发明人周伟,韩伟,高志强. "A Process for Preparing High-Purity 4-{[(4-chlorophenyl)amino]methylidene}-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 113587518 B, 授权公告日 2019-01-07.
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