We describe the design of a new family of molecular containers,namely,type IV metal–organic supercontainers(MOSCs),which are constructed from the assembly of a container precursor p-tert-butylsulfonylcalix[4]arene,Co...We describe the design of a new family of molecular containers,namely,type IV metal–organic supercontainers(MOSCs),which are constructed from the assembly of a container precursor p-tert-butylsulfonylcalix[4]arene,Co(II)or Ni(II)ion,and angular flexible dicarboxylate linkers.The combination of structural robustness and tunability of these cylinder-shaped MOSCs makes them highly attractive supramolecular hosts.The type IV MOSCs exhibit a diverse range of supramolecular functions,including their selective binding with cationic vips and their tunable activity to modulate both stoichiometric and catalytic reactions,which are not readily accessible in the molecular precursors.展开更多
Sulfonylcalix[4]arenes-based coordination containers,namely metal-organic supercontainers(MOSCs),are a new class of coordination containers constructed from the self-assembly of divalent metal ions,suitable carboxylat...Sulfonylcalix[4]arenes-based coordination containers,namely metal-organic supercontainers(MOSCs),are a new class of coordination containers constructed from the self-assembly of divalent metal ions,suitable carboxylate linkers,and sulfonylcalix[4]arenes container precursor.MOSCs feature both endo cavity surrounded by carboxylate linkers and exo cavities originated from the upper rim of sulfonylcalix[4]arenes.The molecular topologies and endo cavity of MOSCs are tuneable via judicious design of carboxylate linkers,while the modulation of endo cavity are accessible by chemical modification on the para substituent group of the sulfonylcalix[4]arenes.In this paper,recent advances and typical examples of design and functionalization of MOSCs are presented.展开更多
基金supported by an NSF CAREER Award(CHE 1352279)a South Dakota Board of Regents Competitive Research Grant.The authors also acknowledge an NSF MRI Award(CHE 1229035)for the purchase of a Bruker 400 MHz NMR spectrometer.
文摘We describe the design of a new family of molecular containers,namely,type IV metal–organic supercontainers(MOSCs),which are constructed from the assembly of a container precursor p-tert-butylsulfonylcalix[4]arene,Co(II)or Ni(II)ion,and angular flexible dicarboxylate linkers.The combination of structural robustness and tunability of these cylinder-shaped MOSCs makes them highly attractive supramolecular hosts.The type IV MOSCs exhibit a diverse range of supramolecular functions,including their selective binding with cationic vips and their tunable activity to modulate both stoichiometric and catalytic reactions,which are not readily accessible in the molecular precursors.
基金supported by the National Natural Science Foundation of China(21673239 and 21501179)。
文摘Sulfonylcalix[4]arenes-based coordination containers,namely metal-organic supercontainers(MOSCs),are a new class of coordination containers constructed from the self-assembly of divalent metal ions,suitable carboxylate linkers,and sulfonylcalix[4]arenes container precursor.MOSCs feature both endo cavity surrounded by carboxylate linkers and exo cavities originated from the upper rim of sulfonylcalix[4]arenes.The molecular topologies and endo cavity of MOSCs are tuneable via judicious design of carboxylate linkers,while the modulation of endo cavity are accessible by chemical modification on the para substituent group of the sulfonylcalix[4]arenes.In this paper,recent advances and typical examples of design and functionalization of MOSCs are presented.
