发明人徐明华,唐晓军,沈红梅. "Method for the Synthesis of 4-Methyl-3-(4-nitrophenyl)-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 110258787 B, 授权公告日 2020-12-11.
Lee S K, Roberts E F, Park J H. "A Process for Preparing High-Purity 4-Methyl-3-(4-nitrophenyl)-1H-pyrazol-5(4H)-one" [P]. US Patent, US 10411104 B2, 2018-10-10.
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