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US 11,065,608 B2Granted
Multidentate ligands and use thereof
AssigneeThe Trustees of Columbia University in the City of New York
InventorsGerard Parkin, Michael Rauch, Serge Ruccolo
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Abstract
The present invention provides, inter alia, a multidentate ligand having the structure of: Also provided are methods of preparing metal complexes from the multidentate ligand, and the metal complexes prepared by such methods. Further provided are catalysts comprising such metal complexes, and various uses of such catalysts.
Claims3
A multidentate ligand having the structure of formula
- wherein:
- Z is a linker group that comprises a silicon-containing group;
- R1 is selected from the group consisting of H, halide, alkyl, aryl, aralkyl, heteroalkyl, heteroaryl, alkoxy, hydroxy, heteroalkoxy, amino, alkylamino, arylamino, cyano, nitro, sulfonyl, or a heterocyclic group;
- R2 and R3 are independently selected from the group consisting of H, halide, alkyl, aryl, aralkyl, heteroalkyl, heteroaryl, alkoxy, hydroxy, heteroalkoxy, amino, alkylamino, arylamino, cyano, nitro, sulfonyl, or a heterocyclic group;
- or together form a saturated or unsaturated C5-7 homocyclic or heterocyclic ring, wherein the ring is optionally substituted with groups selected from H, halide, alkyl, aryl, aralkyl, heteroalkyl, heteroaryl, alkoxy, hydroxy, heteroalkoxy, amino, alkylamino, arylamino, cyano, nitro, sulfonyl, or a heterocyclic group.
2 more elements
Dependencies are inferred from the claim text.