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Preparing 9,9-bis(4-hydroxyphenyl)-fluorene involves subjecting phenol and 9-fluorenone as raw material to condensation reaction with proton acidic functional ionic liquid as catalyst, which comprises anion and cation. 专利
申请日期: 2018-01-01, 公开日期: 2018-02-16
作者:  YU L GAO Z LUO S YAN L SHEN M
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