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Volumn 64, Issue 10, 2008, Pages 2471-2479

Bis(μ-iodo)bis((-)-sparteine)dicopper(I): versatile catalyst for direct N-arylation of diverse nitrogen heterocycles with haloarenes

Author keywords

[No Author keywords available]

Indexed keywords

CHLORINE; COPPER DERIVATIVE; HALIDE; HETEROCYCLIC COMPOUND; IMIDAZOLE DERIVATIVE; NITROGEN DERIVATIVE; POLYCYCLIC AROMATIC HYDROCARBON DERIVATIVE; SPARTEINE;

EID: 38649086071     PISSN: 00404020     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tet.2007.12.050     Document Type: Article
Times cited : (45)

References (115)
  • 4
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    • The palladium based catalysts have also been shown to be useful for N-arylation of imidazoles, however, the lack of generality of this reaction makes this protocol very limited in scope. For recent references, see:
    • The palladium based catalysts have also been shown to be useful for N-arylation of imidazoles, however, the lack of generality of this reaction makes this protocol very limited in scope. For recent references, see:
  • 10
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    • Palladium-Catalyzed Aromatic Carbon-Nitrogen Bond Formation
    • de Meijere A., and Diederich F. (Eds), Wiley-VCH, Weinheim
    • Jiang L., and Buchwald S.L. Palladium-Catalyzed Aromatic Carbon-Nitrogen Bond Formation. In: de Meijere A., and Diederich F. (Eds). Metal-Catalyzed Cross-Coupling Reactions. 2nd ed. (2004), Wiley-VCH, Weinheim 699-760
    • (2004) Metal-Catalyzed Cross-Coupling Reactions. 2nd ed. , pp. 699-760
    • Jiang, L.1    Buchwald, S.L.2
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    • For reviews, see:
    • For reviews, see:
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    • note
    • Selected nitrogen ligands' costs obtained from 2007-2008 Sigma-Aldrich Catalog (India-Edition): (1) 4,7-dihydroxy-1,10-phenanthroline-1 g-97.6 USD; (2) 1,10-phenanthroline-100 g-177.4 USD; (3) 4,7-dimethoxy-1,10-phenanthroline-1 g-472.4 USD; (4) (-)-sparteine-100 mL-164.4 USD; (5) l-proline-100 g-233.4 USD (USD=US $).
  • 59
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    • Copper(I) ion shows diversity in coordination geometries, and is capable of attaining linear, triangular planar, or tetrahedral structures. For a comprehensive review on haloamine-copper(I) complexes, see:
    • Copper(I) ion shows diversity in coordination geometries, and is capable of attaining linear, triangular planar, or tetrahedral structures. For a comprehensive review on haloamine-copper(I) complexes, see:. Caulton K.G., Davies G., and Holt E.M. Polyhedron 9 (1990) 2319
    • (1990) Polyhedron , vol.9 , pp. 2319
    • Caulton, K.G.1    Davies, G.2    Holt, E.M.3
  • 61
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    • 2 L=phenanthroline or its derivative Neocuproine are effective for C-C, C-O, C-N, and C-X cross-coupling reactions; see Refs. 5a,b. Hitherto, these preformed catalysts have not been reported for C-N cross-coupling with azoles.
    • 2 L=phenanthroline or its derivative Neocuproine are effective for C-C, C-O, C-N, and C-X cross-coupling reactions; see Refs. 5a,b. Hitherto, these preformed catalysts have not been reported for C-N cross-coupling with azoles.
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    • For amination and amidation of aryl iodides with preformed copper(I)-phenanthroline complexes, see:
    • For amination and amidation of aryl iodides with preformed copper(I)-phenanthroline complexes, see:. Moriwaki K., Satoh K., Takada M., Ishino Y., and Ohno T. Tetrahedron Lett. 46 (2005) 7559
    • (2005) Tetrahedron Lett. , vol.46 , pp. 7559
    • Moriwaki, K.1    Satoh, K.2    Takada, M.3    Ishino, Y.4    Ohno, T.5
  • 73
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    • Allen, D. V. Methodology and Mechanism: Reinvestigating the Ullmann reaction. Ph.D. Dissertation, Submitted to The Graduate School of University of Massachussetts, Amherst, 2004.
    • Allen, D. V. Methodology and Mechanism: Reinvestigating the Ullmann reaction. Ph.D. Dissertation, Submitted to The Graduate School of University of Massachussetts, Amherst, 2004.
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    • note
    • 3X; where X=I, Br, or Cl. See Ref. 25g for more details.
  • 90
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    • For (-)-sparteine derived μ-dioxo Cu(III) complexes with solution charge transfer (CT) energies that are characteristic of square-pyramidal geometry at copper, see:
    • For (-)-sparteine derived μ-dioxo Cu(III) complexes with solution charge transfer (CT) energies that are characteristic of square-pyramidal geometry at copper, see:. Funahashi Y., Nakaya K., Hirota S., and Yamauchi O. Chem. Lett. (2000) 1172
    • (2000) Chem. Lett. , pp. 1172
    • Funahashi, Y.1    Nakaya, K.2    Hirota, S.3    Yamauchi, O.4
  • 100
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    • - complexes.
    • - complexes.
  • 101
    • 38649112977 scopus 로고    scopus 로고
    • note
    • 2), which corresponds to large destabilization of the Cu(III) center: see Ref. 32a for further details.
  • 106
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    • note
    • ADF2006.01, SCM, Theoretical Chemistry, Vrije Universiteit, Amsterdam, The Netherlands; see Supplementary data for complete references.
  • 109
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    • note
    • Instead of 4,7-dimethoxy-1,10-phenanthroline ligand, its unmethylated analog 4,7-dihydroxy-1,10-phenanthroline was employed for computational studies for convenience.
  • 110
    • 38649135452 scopus 로고    scopus 로고
    • 2 core has been reported, see:
    • 2 core has been reported, see:


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.