Luminescent metallo-supramolecules have received tremendous attention in recent years owing to their diverse yet well-defined structures,tunable luminescent properties,and broad applications.In this context,the develo...Luminescent metallo-supramolecules have received tremendous attention in recent years owing to their diverse yet well-defined structures,tunable luminescent properties,and broad applications.In this context,the development of terpyridine(tpy)-based luminescent metallo-supramolecular systems has seen rapid growth.This review aims to summarize the recent progress of luminescent metallo-supramolecular assemblies from tpy ligands with metal ions,with a focus on discrete metallo-supramolecular architectures and metallo-supramolecular polymers.The design strategies and common approaches for tuning the luminescence properties are detailed along with representative applications.Finally,the pitfalls and unmet challenges regarding the structural characterization and practical applications of tpy-based metallo-supramolecules are discussed followed by our perspectives on the future directions of this field.展开更多
Metallo-supramolecular chemistry based on the reversible,directional,and predictable noncovalent interaction of metal–ligand coordination has been widely applied in constructing a myriad of two-and threedimensional s...Metallo-supramolecular chemistry based on the reversible,directional,and predictable noncovalent interaction of metal–ligand coordination has been widely applied in constructing a myriad of two-and threedimensional supramolecules with sophisticated structures.The development of metallo-supramolecular chemistry highly relies on facile characterization methods.For advancement of structural complexity with desired functions,however,conventional crystallographicandspectroscopiccharacterizationsarelimited by crystal growth,sample purity,and severe signal overlaps.With high sensitivity and low requirement for purity,multidimensional mass spectrometry(MS),including electrospray ionization-MS(ESI-MS),tandem MS(MS2),and ion mobility-MS(IM-MS),is emerging as an essential analytical tool for characterization of the chemical compositions,connectivity,stability,shape,and size of metallo-supramolecules,as well as kinetic and thermodynamic features of self-assembly processes.Thus,this review mainly focuses on the recentdevelopment ofmultidimensionalMSinmetallosupramolecular characterization and discusses how ESI-MS,MS2,and IM-MS assist the development of metallo-supramolecular chemistry.展开更多
基金supported by the National Natural Science Foundation of China(22125106,22101184)the Developmental Fund for Science and Technology of Shenzhen(RCJC20200714114556-036)the Introduction of Innovation and Entrepreneurship Team Project of the“Pearl River Talent Plan”of Guangdong Province(2021ZT09C289)
文摘Luminescent metallo-supramolecules have received tremendous attention in recent years owing to their diverse yet well-defined structures,tunable luminescent properties,and broad applications.In this context,the development of terpyridine(tpy)-based luminescent metallo-supramolecular systems has seen rapid growth.This review aims to summarize the recent progress of luminescent metallo-supramolecular assemblies from tpy ligands with metal ions,with a focus on discrete metallo-supramolecular architectures and metallo-supramolecular polymers.The design strategies and common approaches for tuning the luminescence properties are detailed along with representative applications.Finally,the pitfalls and unmet challenges regarding the structural characterization and practical applications of tpy-based metallo-supramolecules are discussed followed by our perspectives on the future directions of this field.
基金X.L.acknowledges the support from the Developmental Fund for Science and Technology of Shenzhen government(grant no.RCJC20200714114556036)Tencent Funders Alumni Foundation.H.W.thanks the support from the National Natural Science Foundation of China(no.22001176).
文摘Metallo-supramolecular chemistry based on the reversible,directional,and predictable noncovalent interaction of metal–ligand coordination has been widely applied in constructing a myriad of two-and threedimensional supramolecules with sophisticated structures.The development of metallo-supramolecular chemistry highly relies on facile characterization methods.For advancement of structural complexity with desired functions,however,conventional crystallographicandspectroscopiccharacterizationsarelimited by crystal growth,sample purity,and severe signal overlaps.With high sensitivity and low requirement for purity,multidimensional mass spectrometry(MS),including electrospray ionization-MS(ESI-MS),tandem MS(MS2),and ion mobility-MS(IM-MS),is emerging as an essential analytical tool for characterization of the chemical compositions,connectivity,stability,shape,and size of metallo-supramolecules,as well as kinetic and thermodynamic features of self-assembly processes.Thus,this review mainly focuses on the recentdevelopment ofmultidimensionalMSinmetallosupramolecular characterization and discusses how ESI-MS,MS2,and IM-MS assist the development of metallo-supramolecular chemistry.
