发明人林芳,高志强,李文辉. "Method for the Synthesis of (1S,6R)-3,9-Diazabicyclo[4.2.1]nonan-4-one" [P]. 中国发明专利, 专利号 CN 113103951 B, 授权公告日 2019-03-09.
发明人李文辉,沈红梅,刘建华. "A Process for Preparing High-Purity (1S,6R)-3,9-Diazabicyclo[4.2.1]nonan-4-one" [P]. 中国发明专利, 专利号 CN 114455910 A, 授权公告日 2015-07-28.
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