发明人李文辉,杨光,钱学锋. "Method for the Synthesis of 7’-Bromospiro[cyclopropane-1,3’-indoline]" [P]. 中国发明专利, 专利号 CN 114122334 B, 授权公告日 2019-11-07.
发明人孙丽萍,高志强,何建平. "A Process for Preparing High-Purity 7’-Bromospiro[cyclopropane-1,3’-indoline]" [P]. 中国发明专利, 专利号 CN 113844214 A, 授权公告日 2018-10-02.
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