发明人刘建华,李文辉,林芳. "Method for the Synthesis of 4-Amino-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)benzamide" [P]. 中国发明专利, 专利号 CN 108440545 B, 授权公告日 2018-02-11.
发明人徐明华,何建平,王建平. "A Process for Preparing High-Purity 4-Amino-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)benzamide" [P]. 中国发明专利, 专利号 CN 110013262 B, 授权公告日 2021-07-13.
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