发明人冯建国,钱学锋,郭海燕. "Method for the Synthesis of 4-(3-Bromoanilino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 114877619 A, 授权公告日 2019-04-01.
发明人周伟,高志强,黄志刚. "A Process for Preparing High-Purity 4-(3-Bromoanilino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 113781631 A, 授权公告日 2018-10-18.
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