Synthesis of a [2.2]paracyclophane based planar chiral palladacycle by a highly selective kinetic resolution/C-H activation reaction
Kinetic resolution of racemic 4-N,N-dimethylaminomethyl[2.2]paracyclophane with 50% sodium tetrachloropalladate and (R)-N-acetylphenylalanine under basic conditions resulted in the formation of a (S(p))-planar chiral palladacycle (35%, >99% ee). Similarly use of 100 mol% sodium tetrachloropallada...
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Veröffentlicht in: | Chemical communications (Cambridge, England) England), 2012-01, Vol.48 (14), p.1991-1993 |
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Hauptverfasser: | , , , , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Kinetic resolution of racemic 4-N,N-dimethylaminomethyl[2.2]paracyclophane with 50% sodium tetrachloropalladate and (R)-N-acetylphenylalanine under basic conditions resulted in the formation of a (S(p))-planar chiral palladacycle (35%, >99% ee). Similarly use of 100 mol% sodium tetrachloropalladate resulted in higher levels of conversion and recovery of (S(p))-4-N,N-dimethylaminomethyl[2.2]paracyclophane (41%, >97% ee). |
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ISSN: | 1359-7345 1364-548X |
DOI: | 10.1039/c2cc16864b |