发明人郑宇鹏,沈红梅,李文辉. "Method for the Synthesis of 9-(Dicyclohexylphosphanyl)-9-(3-(4-sulfophenyl)propyl)-9H-fluorene-2-sulfonic acid" [P]. 中国发明专利, 专利号 CN 108287080 B, 授权公告日 2024-03-06.
发明人朱建伟,韩伟,钱学锋. "A Process for Preparing High-Purity 9-(Dicyclohexylphosphanyl)-9-(3-(4-sulfophenyl)propyl)-9H-fluorene-2-sulfonic acid" [P]. 中国发明专利, 专利号 CN 113533337 A, 授权公告日 2018-08-03.
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