发明人胡光,冯建国,郭海燕. "一种2-(2,4-二硝基苯基)丁酸的合成方法" [P]. 中国发明专利, 专利号 CN 111356629 A, 授权公告日 2019-10-04.
发明人赵玉洁,黄志刚,刘建华. "Method for the Synthesis of 2-(2,4-Dinitrophenyl)butanoic Acid" [P]. 中国发明专利, 专利号 CN 110382417 A, 授权公告日 2024-01-13.
Chen K W, Mueller T, Schröder R. "A Process for Preparing High-Purity 2-(2,4-Dinitrophenyl)butanoic Acid" [P]. US Patent, US 11943229 B2, 2021-07-19.
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