Tuning the size of supramolecular M4L4 tetrahedra by ligand connectivityElectronic supplementary information (ESI) available. See DOI: 10.1039/c2dt30888f
Triangular triscatechol ligands are prepared in facile reaction sequences. The catechol units are either bound to the triangular backbone through their 3- or 4-position. With titanium( iv ) ions, the ligands form metallosupramolecular M 4 L 4 tetrahedra which are characterized by ESI MS and proton N...
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Main Authors | , , , , , , |
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Format | Journal Article |
Language | English |
Published |
18.07.2012
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Online Access | Get full text |
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Summary: | Triangular triscatechol ligands are prepared in facile reaction sequences. The catechol units are either bound to the triangular backbone through their 3- or 4-position. With titanium(
iv
) ions, the ligands form metallosupramolecular M
4
L
4
tetrahedra which are characterized by ESI MS and proton NMR. Quantum-chemical calculations reveal that connectivity at the catechol in the 3-position results in highly condensed structures while attachment in the 4-position affords container molecules providing huge internal cavities.
Triangular triscatechol ligands are prepared in facile reaction sequences. |
---|---|
Bibliography: | 10.1039/c2dt30888f Electronic supplementary information (ESI) available. See DOI |
ISSN: | 1477-9226 1477-9234 |
DOI: | 10.1039/c2dt30888f |