Rossi M, Nielsen H, Schröder R. "一种的合成方法" [P]. European Patent, EP 3311187 A1, 2017-02-05.
发明人徐明华,刘建华,胡光. "Method for the Synthesis of (E)-5-methyl-4-(4-nitrobenzylidene)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one" [P]. 中国发明专利, 专利号 CN 115515421 A, 授权公告日 2020-12-13.
发明人何建平,周伟,朱建伟. "A Process for Preparing High-Purity (E)-5-methyl-4-(4-nitrobenzylidene)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one" [P]. 中国发明专利, 专利号 CN 117548091 B, 授权公告日 2022-11-17.
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