发明人陈志强,徐明华,罗永刚. "Method for the Synthesis of 2-Ethyl-5-hydroxy-N,N-dimethylbenzamide" [P]. 中国发明专利, 专利号 CN 111577665 A, 授权公告日 2015-04-19.
发明人张德明,李文辉,胡光. "A Process for Preparing High-Purity 2-Ethyl-5-hydroxy-N,N-dimethylbenzamide" [P]. 中国发明专利, 专利号 CN 108691886 B, 授权公告日 2017-06-08.
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