发明人刘建华,罗永刚,李文辉. "Method for the Synthesis of 3-[(3,4-dihydro-2H-1-benzopyran-4-yl)amino]propanamide hydrochloride" [P]. 中国发明专利, 专利号 CN 114088187 A, 授权公告日 2021-09-12.
发明人郭海燕,陈志强,杨光. "A Process for Preparing High-Purity 3-[(3,4-dihydro-2H-1-benzopyran-4-yl)amino]propanamide hydrochloride" [P]. 中国发明专利, 专利号 CN 111388357 B, 授权公告日 2019-04-03.
参考文献 Literature
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