发明人黄志刚,徐明华,陈志强. "Method for the Synthesis of (1R,3S,4R)-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 111351554 A, 授权公告日 2023-09-24.
发明人韩伟,徐明华,唐晓军. "A Process for Preparing High-Purity (1R,3S,4R)-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 115141704 B, 授权公告日 2019-04-05.
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