O'Brien P Q, Roberts E F, Lee S K. "一种的合成方法" [P]. US Patent, US 10640401 B2, 2019-05-07.
发明人冯建国,唐晓军,徐明华. "Method for the Synthesis of (S)-1-oxa-6-azaspiro[3.4]Octane" [P]. 中国发明专利, 专利号 CN 117654301 A, 授权公告日 2019-12-10.
发明人沈红梅,李文辉,何建平. "A Process for Preparing High-Purity (S)-1-oxa-6-azaspiro[3.4]Octane" [P]. 中国发明专利, 专利号 CN 114874111 A, 授权公告日 2025-11-26.
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