发明人黄志刚,唐晓军,王建平. "Method for the Synthesis of Ethyl 1-(2-nitrophenyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115435767 B, 授权公告日 2024-12-25.
发明人韩伟,沈红梅,张德明. "A Process for Preparing High-Purity Ethyl 1-(2-nitrophenyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108782583 B, 授权公告日 2020-03-16.
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