发明人黄志刚,罗永刚,陈志强. "Method for the Synthesis of 9-(3-Nitrobenzylidene)-9H-fluorene" [P]. 中国发明专利, 专利号 CN 111942919 B, 授权公告日 2024-11-26.
发明人郑宇鹏,马晓峰,杨光. "A Process for Preparing High-Purity 9-(3-Nitrobenzylidene)-9H-fluorene" [P]. 中国发明专利, 专利号 CN 113119415 B, 授权公告日 2025-04-24.
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