Rectangular supramolecules
AssigneeAcademia Sinica
InventorsKuang-Lieh Lu, Manimaran Bala, T. Rajendran, Yi-Long Lu, Gene-Hsiang Lee, Shie-Ming Peng
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Abstract
This invention features a supramolecule having the following structure: 1 M is a transition metal atom that is rhenium (Re), manganese (Mn), chromium (Cr), molybdenum (Mo), tungsten (W), iron (Fe), ruthenium (Ru), or osmium (Os); Y is a nitrogen-based didentate ligand; A is O, S, Se, or Te; R is C3˜C16 alkyl, (CH2)n-aryl, or (CH2)n-aryl-(O—C1˜C16 alkyl)p, in which n is 0-15, p is 1-3; and m is 1, 2, 3, 4, or 5.
Claims21
A rectangular supramolecule having the following structure:
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- wherein
- M is Re, Mn, Cr, Mo, W, Fe, Ru, or Os;
- Y is a nitrogen-based didentate ligand;
- A is O, S, Se, or Te;
- R is C3˜C16 alkyl, (CH2)n-aryl, or (CH2)n-aryl-(O-C1˜C16 alkyl)p, in which n is 0-15, p is 1-3;
- and
- m is 1, 2, 3, 4, or 5.
A method for making a rectangular supramolecule having the following structure:
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- wherein M is Re, Mn, Cr, Mo, W, Fe, Ru, or Os;
- Y is a nitrogen-based didentate ligand;
- A is O, S, Se, or Te;
- R is C1˜C16 alkyl, (CH2)n-aryl, or (CH2)n-aryl-(O-C1˜C16 alkyl)p, in which n is 0-15, p is 1-3;
- and m is 1, 2, 3, 4, or 5;
- the method comprising:
- reacting M(CO)m+2 with a nitrogen-based didentate ligand in the presence of an RAH at an elevated temperature to form the rectangular supramolecule.
A composition for emitting luminescence at room temperature, comprising:
- a rectangular supramolecule having the following structure:
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- wherein M is Re, Mn, Cr, Mo, W, Fe, Ru, or Os;
- Y is a nitrogen-based didentate ligand;
- A is O, S, Se, or Te;
- R is C1˜C16 alkyl, (CH2)n-aryl, or (CH2)n-aryl-(O-C1˜C16 alkyl)p, in which n is 0-15, p is 1-3;
- and m is 1, 2, 3, 4, or 5;
- and
- an aqueous solution.
Dependencies are inferred from the claim text.