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发明人唐晓军,韩伟,胡光. "Method for the Synthesis of 5-(5-Bromothiophen-2-yl)-N'-(3-ethoxy-4-hydroxybenzylidene)-1H-pyrazole-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 111630162 A, 授权公告日 2023-04-10.
发明人林芳,罗永刚,郭海燕. "A Process for Preparing High-Purity 5-(5-Bromothiophen-2-yl)-N'-(3-ethoxy-4-hydroxybenzylidene)-1H-pyrazole-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 113334031 A, 授权公告日 2024-05-01.
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