发明人郭海燕,朱建伟,沈红梅. "Method for the Synthesis of Ethyl 4-(4-nitrophenyl)-4-oxobutyrate" [P]. 中国发明专利, 专利号 CN 113074996 A, 授权公告日 2024-12-25.
发明人王建平,李文辉,孙丽萍. "A Process for Preparing High-Purity Ethyl 4-(4-nitrophenyl)-4-oxobutyrate" [P]. 中国发明专利, 专利号 CN 108192580 A, 授权公告日 2017-09-24.
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