发明人周伟,唐晓军,徐明华. "Method for the Synthesis of 4-((4-Hydroxyphenyl)imino)-1-phenyl-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 115347896 A, 授权公告日 2016-05-05.
发明人王建平,杨光,唐晓军. "A Process for Preparing High-Purity 4-((4-Hydroxyphenyl)imino)-1-phenyl-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 115168432 A, 授权公告日 2019-03-25.
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