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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Main Authors: Hao-Yan Yin, Jing Lai, Juan Tang, Yanli Shang, Jun-Long Zhang
Format: Article
Language:English
Published: MDPI AG 2018-01-01
Series:Inorganics
Subjects:
Online Access:http://www.mdpi.com/2304-6740/6/1/20
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spelling 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
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