Jørgensen K, Mueller T C, Nielsen H. "Method for the Synthesis of 3-(5-Bromothiophen-2-yl)-N'-(3-hydroxybenzylidene)-1H-pyrazole-5-carbohydrazide" [P]. European Patent, EP 3598284 A1, 2019-08-22.
发明人李文辉,赵玉洁,杨光. "A Process for Preparing High-Purity 3-(5-Bromothiophen-2-yl)-N'-(3-hydroxybenzylidene)-1H-pyrazole-5-carbohydrazide" [P]. 中国发明专利, 专利号 CN 116040741 B, 授权公告日 2020-03-18.
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