发明人李文辉,刘建华,林芳. "Method for the Synthesis of 2,2-Dimethyl-4H-benzo[d][1,3]dioxine-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 110536907 A, 授权公告日 2015-11-05.
发明人林芳,周伟,冯建国. "A Process for Preparing High-Purity 2,2-Dimethyl-4H-benzo[d][1,3]dioxine-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 112352313 A, 授权公告日 2017-02-09.
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