发明人孙丽萍,高志强,刘建华. "Method for the Synthesis of 4-((3,5-Dichlorophenyl)amino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 112742633 A, 授权公告日 2024-05-10.
发明人林芳,钱学锋,杨光. "A Process for Preparing High-Purity 4-((3,5-Dichlorophenyl)amino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 115437443 A, 授权公告日 2023-01-25.
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