发明人陈志强,韩伟,唐晓军. "Method for the Synthesis of (3S)-2-(tert-butoxycarbonyl)-5,5-difluoro-2-azabicyclo[2.2.1]Heptane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115934543 A, 授权公告日 2022-07-24.
发明人郭海燕,刘建华,冯建国. "A Process for Preparing High-Purity (3S)-2-(tert-butoxycarbonyl)-5,5-difluoro-2-azabicyclo[2.2.1]Heptane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114754264 B, 授权公告日 2023-10-10.
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