From nonconjugation to conjugation: novel meso-OH substituted dipyrromethanes as fluorescence turn-on Zn2+ probes
被引:27
作者:
Ding, Yubin
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E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Ding, Yubin
[1
,2
]
Li, Tong
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E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Li, Tong
[1
,2
]
Li, Xin
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机构:
KTH Royal Inst Technol, Sch Biotechnol, Dept Theoret Chem & Biol, Stockholm, SwedenE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Li, Xin
[3
]
Zhu, Weihong
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E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Zhu, Weihong
[1
,2
]
Xie, Yongshu
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E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Xie, Yongshu
[1
,2
]
机构:
[1] E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
[2] E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R China
[3] KTH Royal Inst Technol, Sch Biotechnol, Dept Theoret Chem & Biol, Stockholm, Sweden
Most reported Zn2+ probes suffer from the interference of background fluorescence originated from the conjugated structures of commonly utilized fluorophores. In this work, three novel meso-hydroxyl group substituted dipyrromethanes DPMOH1-DPMOH3 were synthesized and found to be colourless and nonfluorescent due to the interruption of the conjugated p system by an sp(3) carbon between the two pyrrolic units. Interestingly, only the addition of Zn2+ to the solutions of DPMOH1-DPMOH3 promoted their oxidation to dipyrrin forms, and bright fluorescence "turn on" was observed due to the formation of corresponding dipyrrin complexes with the dipyrrin : zinc stoichiometry of 2 :1. Zn2+ detection mechanism was investigated by UV-Vis, fluorescence, H-1 NMR and HRMS analyses, which can be ascribed to the CHEF type fluorescence enhancement, resulting from good rigidity of the dipyrrin complexes. Hence, DPMOH1-DPMOH3 can be used as fluorescence turn-on Zn2+ probes with the advantage of no background fluorescence.
机构:
Univ Oxford, Chem Res Lab, Dept Chem, Oxford OX1 3TA, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Sforazzini, Giuseppe
Serri, Michele
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UCL, London Ctr Nanotechnol, London WC1E 6BT, England
UCL, Dept Phys & Astron, London WC1E 6BT, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Serri, Michele
Winroth, Gustaf
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UCL, London Ctr Nanotechnol, London WC1E 6BT, England
UCL, Dept Phys & Astron, London WC1E 6BT, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Winroth, Gustaf
Suzuki, Kosuke
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Univ Oxford, Chem Res Lab, Dept Chem, Oxford OX1 3TA, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Suzuki, Kosuke
Meinardi, Francesco
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Univ Milano Bicocca, Dipartimento Sci & Mat, I-20125 Milan, ItalyUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Meinardi, Francesco
Anderson, Harry L.
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Univ Oxford, Chem Res Lab, Dept Chem, Oxford OX1 3TA, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Anderson, Harry L.
Cacialli, Franco
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UCL, London Ctr Nanotechnol, London WC1E 6BT, England
UCL, Dept Phys & Astron, London WC1E 6BT, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Ding, Yubin
Xie, Yongshu
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机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Xie, Yongshu
Li, Xin
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E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Li, Xin
Hill, Jonathan P.
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机构:
WPI Ctr Mat Nanoarchitecton, Natl Inst Mat Sci NIMS, Tsukuba, Ibaraki, JapanE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Hill, Jonathan P.
Zhang, Weibing
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机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Zhang, Weibing
Zhu, Weihong
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机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
机构:
Univ Oxford, Chem Res Lab, Dept Chem, Oxford OX1 3TA, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Sforazzini, Giuseppe
Serri, Michele
论文数: 0引用数: 0
h-index: 0
机构:
UCL, London Ctr Nanotechnol, London WC1E 6BT, England
UCL, Dept Phys & Astron, London WC1E 6BT, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Serri, Michele
Winroth, Gustaf
论文数: 0引用数: 0
h-index: 0
机构:
UCL, London Ctr Nanotechnol, London WC1E 6BT, England
UCL, Dept Phys & Astron, London WC1E 6BT, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Winroth, Gustaf
Suzuki, Kosuke
论文数: 0引用数: 0
h-index: 0
机构:
Univ Oxford, Chem Res Lab, Dept Chem, Oxford OX1 3TA, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Suzuki, Kosuke
Meinardi, Francesco
论文数: 0引用数: 0
h-index: 0
机构:
Univ Milano Bicocca, Dipartimento Sci & Mat, I-20125 Milan, ItalyUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Meinardi, Francesco
Anderson, Harry L.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Oxford, Chem Res Lab, Dept Chem, Oxford OX1 3TA, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
Anderson, Harry L.
Cacialli, Franco
论文数: 0引用数: 0
h-index: 0
机构:
UCL, London Ctr Nanotechnol, London WC1E 6BT, England
UCL, Dept Phys & Astron, London WC1E 6BT, EnglandUCL, London Ctr Nanotechnol, London WC1E 6BT, England
机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Ding, Yubin
Xie, Yongshu
论文数: 0引用数: 0
h-index: 0
机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Xie, Yongshu
Li, Xin
论文数: 0引用数: 0
h-index: 0
机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Li, Xin
Hill, Jonathan P.
论文数: 0引用数: 0
h-index: 0
机构:
WPI Ctr Mat Nanoarchitecton, Natl Inst Mat Sci NIMS, Tsukuba, Ibaraki, JapanE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Hill, Jonathan P.
Zhang, Weibing
论文数: 0引用数: 0
h-index: 0
机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Zhang, Weibing
Zhu, Weihong
论文数: 0引用数: 0
h-index: 0
机构:
E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China