发明人罗永刚,沈红梅,杨光. "Method for the Synthesis of 5-chlorospiro[1H-pyrrolo[3,2-b]pyridine-3,1'-cyclopropane]-2-one" [P]. 中国发明专利, 专利号 CN 109228999 B, 授权公告日 2023-07-09.
发明人杨光,沈红梅,黄志刚. "A Process for Preparing High-Purity 5-chlorospiro[1H-pyrrolo[3,2-b]pyridine-3,1'-cyclopropane]-2-one" [P]. 中国发明专利, 专利号 CN 113403661 A, 授权公告日 2019-03-10.
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