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发明人郭海燕,罗永刚,徐明华. "Method for the Synthesis of Ethyl 1-(4-bromophenyl)-5-cyano-1h-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 110148369 B, 授权公告日 2016-06-27.
发明人李文辉,陈志强,周伟. "A Process for Preparing High-Purity Ethyl 1-(4-bromophenyl)-5-cyano-1h-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 109841169 B, 授权公告日 2022-09-23.
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