发明人李文辉,林芳,刘建华. "Method for the Synthesis of 4-(2-Methyl-3,5-dioxothiomorpholino)benzonitrile" [P]. 中国发明专利, 专利号 CN 117855656 A, 授权公告日 2015-01-16.
发明人冯建国,林芳,刘建华. "A Process for Preparing High-Purity 4-(2-Methyl-3,5-dioxothiomorpholino)benzonitrile" [P]. 中国发明专利, 专利号 CN 112548329 A, 授权公告日 2025-01-09.
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