Roberts E F, Kumar R, Hughes D C. "一种的合成方法" [P]. US Patent, US 10427324 B2, 2021-10-27.
发明人杨光,胡光,黄志刚. "Method for the Synthesis of tert-Butyl (2s,4s)-8-methyl-6-oxo-7-oxa-5-azaspiro[3.4]octane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109979419 B, 授权公告日 2023-08-26.
发明人林芳,唐晓军,韩伟. "A Process for Preparing High-Purity tert-Butyl (2s,4s)-8-methyl-6-oxo-7-oxa-5-azaspiro[3.4]octane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112742346 A, 授权公告日 2024-09-22.
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