A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application
Metal salen/salophen complexes have been used as fluorescent probes for cell imaging with various metal centers. Herein we synthesized cryptand-type aluminum salophen complexes LAl3 and the corresponding mononuclear compound LAl. X-ray crystal diffraction verifies the cryptand-type structure of LAl3...
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doaj-866ed8505cce4f40a7f2489d894608512020-11-24T23:07:50ZengMDPI AGInorganics2304-67402018-01-01612010.3390/inorganics6010020inorganics6010020A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging ApplicationHao-Yan Yin0Jing Lai1Juan Tang2Yanli Shang3Jun-Long Zhang4Beijing National Laboratory for Molecular Sciences, State Key Laboratory of Rare Earth Materials Chemistry and Applications, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, ChinaBeijing National Laboratory for Molecular Sciences, State Key Laboratory of Rare Earth Materials Chemistry and Applications, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, ChinaBeijing National Laboratory for Molecular Sciences, State Key Laboratory of Rare Earth Materials Chemistry and Applications, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, ChinaCollege of Chemistry and Environmental Science, Key Laboratory of Analytical Science and Technology of Hebei Province, Hebei University, Baoding 071002, ChinaBeijing National Laboratory for Molecular Sciences, State Key Laboratory of Rare Earth Materials Chemistry and Applications, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, ChinaMetal salen/salophen complexes have been used as fluorescent probes for cell imaging with various metal centers. Herein we synthesized cryptand-type aluminum salophen complexes LAl3 and the corresponding mononuclear compound LAl. X-ray crystal diffraction verifies the cryptand-type structure of LAl3 with C3h symmetry. Both LAl3 and LAl show moderate green fluorescence with quantum yields of 0.17 and 0.05, respectively. The hydrophilic and cationic nature of these aluminum salophen complexes renders them enhanced cellular uptake. Both complexes are internalized into cells by energy-dependent pathways and they distribute in lysosomal organelles.http://www.mdpi.com/2304-6740/6/1/20schiff-base complexesaluminumoptical propertiescell imaging |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Hao-Yan Yin Jing Lai Juan Tang Yanli Shang Jun-Long Zhang |
spellingShingle |
Hao-Yan Yin Jing Lai Juan Tang Yanli Shang Jun-Long Zhang A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application Inorganics schiff-base complexes aluminum optical properties cell imaging |
author_facet |
Hao-Yan Yin Jing Lai Juan Tang Yanli Shang Jun-Long Zhang |
author_sort |
Hao-Yan Yin |
title |
A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application |
title_short |
A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application |
title_full |
A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application |
title_fullStr |
A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application |
title_full_unstemmed |
A Cryptand-Type Aluminum Tris(salophen) Complex: Synthesis, Characterization, and Cell Imaging Application |
title_sort |
cryptand-type aluminum tris(salophen) complex: synthesis, characterization, and cell imaging application |
publisher |
MDPI AG |
series |
Inorganics |
issn |
2304-6740 |
publishDate |
2018-01-01 |
description |
Metal salen/salophen complexes have been used as fluorescent probes for cell imaging with various metal centers. Herein we synthesized cryptand-type aluminum salophen complexes LAl3 and the corresponding mononuclear compound LAl. X-ray crystal diffraction verifies the cryptand-type structure of LAl3 with C3h symmetry. Both LAl3 and LAl show moderate green fluorescence with quantum yields of 0.17 and 0.05, respectively. The hydrophilic and cationic nature of these aluminum salophen complexes renders them enhanced cellular uptake. Both complexes are internalized into cells by energy-dependent pathways and they distribute in lysosomal organelles. |
topic |
schiff-base complexes aluminum optical properties cell imaging |
url |
http://www.mdpi.com/2304-6740/6/1/20 |
work_keys_str_mv |
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