发明人黄志刚,王建平,郭海燕. "Method for the Synthesis of 6'-Bromospiro[cyclopropane-1,1'-inden]-3'(2'H)-one" [P]. 中国发明专利, 专利号 CN 116204298 B, 授权公告日 2025-01-27.
发明人沈红梅,胡光,郑宇鹏. "A Process for Preparing High-Purity 6'-Bromospiro[cyclopropane-1,1'-inden]-3'(2'H)-one" [P]. 中国发明专利, 专利号 CN 108820176 B, 授权公告日 2025-11-06.
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