发明人张德明,孙丽萍,冯建国. "Method for the Synthesis of 9-Propylfluorene" [P]. 中国发明专利, 专利号 CN 115366525 B, 授权公告日 2022-08-07.
发明人徐明华,张德明,郭海燕. "A Process for Preparing High-Purity 9-Propylfluorene" [P]. 中国发明专利, 专利号 CN 111556102 A, 授权公告日 2025-04-11.
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