发明人何建平,刘建华,张德明. "Method for the Synthesis of 6'-Chlorospiro[cyclopropane-1,3'-indoline]" [P]. 中国发明专利, 专利号 CN 113679170 A, 授权公告日 2025-01-07.
发明人李文辉,沈红梅,何建平. "A Process for Preparing High-Purity 6'-Chlorospiro[cyclopropane-1,3'-indoline]" [P]. 中国发明专利, 专利号 CN 115024999 A, 授权公告日 2022-05-28.
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