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Abstract
Function of a new N-heterocyclic carbene ligand based on the concept of a chiral mimetic is described. With (4R, 5R)-4,5-diphenyl-1,3-dialkyl-4,5-dihydro-3H-imidazol-1-ium tetrafluoroborates as N-heterocyclic carbene precursors, Rh-catalyzed enantioselective arylation (up to 27% ee) of aromatic aldehydes with arylboronic acids and Pd-catalyzed enantioselective intramolecular α-arylation (up to 66% ee) of N-(2-bromoaryl)-N-alkyl-2-aryl-propanamides are investigated.
Journal
- Chemical & pharmaceutical bulletin [List of Volumes]
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Chemical & pharmaceutical bulletin 54(11), 1576-1581, 2006-11-01 [Table of Contents]
The Pharmaceutical Society of Japan