发明人何建平,唐晓军,朱建伟. "Method for the Synthesis of 1-Methyl-3-phenyl-1H-pyrazole-4,5-dione" [P]. 中国发明专利, 专利号 CN 112693847 B, 授权公告日 2018-11-24.
发明人杨光,何建平,林芳. "A Process for Preparing High-Purity 1-Methyl-3-phenyl-1H-pyrazole-4,5-dione" [P]. 中国发明专利, 专利号 CN 113776729 A, 授权公告日 2019-08-04.
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