发明人王建平,周伟,钱学锋. "Method for the Synthesis of Ethyl 5-bromo-1-(4-chlorophenyl)-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 112755487 A, 授权公告日 2023-03-08.
发明人马晓峰,唐晓军,刘建华. "A Process for Preparing High-Purity Ethyl 5-bromo-1-(4-chlorophenyl)-1H-pyrazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 108756989 B, 授权公告日 2020-06-18.
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