发明人唐晓军,马晓峰,黄志刚. "Method for the Synthesis of 1',2'-dihydrospiro[cyclopropane-1,3'-indol]-2'-one" [P]. 中国发明专利, 专利号 CN 108903309 B, 授权公告日 2023-03-12.
发明人郑宇鹏,张德明,郭海燕. "A Process for Preparing High-Purity 1',2'-dihydrospiro[cyclopropane-1,3'-indol]-2'-one" [P]. 中国发明专利, 专利号 CN 109463157 A, 授权公告日 2021-02-19.
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