发明人陈志强,何建平,周伟. "Method for the Synthesis of Ethyl 4-bromo-1-butyl-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108355530 B, 授权公告日 2017-03-06.
发明人杨光,刘建华,徐明华. "A Process for Preparing High-Purity Ethyl 4-bromo-1-butyl-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108278586 A, 授权公告日 2019-03-01.
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