A new fluorescent-colorimetric probe 1-[(9H-fluoren-2-ylimino)methyl]-2-naphthalenol (FIMN) was designed and synthesized. FIMN is a multi-ion probe which can detect not only Al3+ ions by the change of fluorescent intensity, but also Fe3+, Co2+, and Cu2+ ions by color changes. The detection limits of FIMN with Al3+, Fe3+, Co2+ and Cu2+ ions were 2.643x10(-8), 1.843x10(-6), 8.349x10(-5) and 5.035x10(-5) M. The bonding ratios and association constant (Ka) of FIMN with Al3+, Fe3+, Co2+ and Cu2+ ions were studied by Job's plot and concentration titration experiments. H-1 NMR titration experiments were conducted to discuss the coordination modes of FIMN. And the detection mechanism can be explained by C=N isomerization.
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Liaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R ChinaLiaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R China
Li, Yingjun
Zhang, Nan
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Liaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R ChinaLiaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R China
Zhang, Nan
Lin, Jihong
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Dalian Univ Technol, Fac Chem Environm & Biol Sci & Technol, Chem Anal & Res Ctr, Dalian 116023, Peoples R ChinaLiaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R China
Lin, Jihong
Jin, Kun
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaLiaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R China
Jin, Kun
Wang, Siyuan
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Liaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R ChinaLiaoning Normal Univ, Coll Chem & Chem Engn, Dalian 116029, Peoples R China
机构:
Shandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R ChinaShandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R China
Ye, Hui
Ge, Fei
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Shandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R ChinaShandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R China
Ge, Fei
Zhou, Yi-Ming
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Shandong Univ, Inst Dev Biol, Sch Life Sci, Jinan 250100, Peoples R ChinaShandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R China
Zhou, Yi-Ming
Liu, Jin-Ting
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Shandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R ChinaShandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R China
Liu, Jin-Ting
Zhao, Bao-Xiang
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Shandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R ChinaShandong Univ, Sch Chem & Chem Engn, Inst Organ Chem, Jinan 250100, Peoples R China