发明人郭海燕,沈红梅,罗永刚. "Method for the Synthesis of (4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)(2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methanone hydrochloride" [P]. 中国发明专利, 专利号 CN 114916617 A, 授权公告日 2020-05-01.
发明人徐明华,钱学锋,朱建伟. "A Process for Preparing High-Purity (4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)(2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methanone hydrochloride" [P]. 中国发明专利, 专利号 CN 114741743 A, 授权公告日 2017-04-01.
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