发明人杨光,唐晓军,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116567892 A, 授权公告日 2019-04-23.
发明人陈志强,郑宇鹏,徐明华. "Method for the Synthesis of Tert-butyl(1r,4r)-6-oxo-2,5-diazabicyclo[2.2.1]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115693651 A, 授权公告日 2022-04-17.
发明人徐明华,张德明,王建平. "A Process for Preparing High-Purity Tert-butyl(1r,4r)-6-oxo-2,5-diazabicyclo[2.2.1]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109666104 B, 授权公告日 2023-08-01.
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