发明人张德明,黄志刚,赵玉洁. "Method for the Synthesis of 1-(Furan-2-yl)-6-tosyl-2-oxa-6-azaspiro[3.3]Heptane" [P]. 中国发明专利, 专利号 CN 110627618 A, 授权公告日 2019-01-22.
发明人林芳,唐晓军,胡光. "A Process for Preparing High-Purity 1-(Furan-2-yl)-6-tosyl-2-oxa-6-azaspiro[3.3]Heptane" [P]. 中国发明专利, 专利号 CN 117872505 B, 授权公告日 2019-07-17.
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