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Volumn 9, Issue 26, 2007, Pages 5365-5367

Rh(I)-catalyzed carbonylative ring opening of diazabicycles with acyl anion equivalents

Author keywords

[No Author keywords available]

Indexed keywords

ANION; AZABICYCLO DERIVATIVE; KETONE; RHENIUM; UNCLASSIFIED DRUG;

EID: 38349195107     PISSN: 15237060     EISSN: None     Source Type: Journal    
DOI: 10.1021/ol7022054     Document Type: Article
Times cited : (44)

References (51)
  • 7
    • 38349182114 scopus 로고    scopus 로고
    • Beller, M.; Krauter, J. G. E. In Applied Homogeneous Catalysis with Organometallic Compounds, 2nd ed.; Cornils, B., Herrmann, W. A., Eds; Wiley-VCH: New York, 2002. Palladium:
    • (a) Beller, M.; Krauter, J. G. E. In Applied Homogeneous Catalysis with Organometallic Compounds, 2nd ed.; Cornils, B., Herrmann, W. A., Eds; Wiley-VCH: New York, 2002. Palladium:
  • 8
    • 33751424969 scopus 로고    scopus 로고
    • Zeni, G.; Larock, R. L. Chem. Rev. 2006, 106, 4644. Cobalt:
    • b) Zeni, G.; Larock, R. L. Chem. Rev. 2006, 106, 4644. Cobalt:
  • 11
    • 33749000582 scopus 로고    scopus 로고
    • For Pauson-Khand reactions: (a) Struebing, D.; Beller, M. Top. Organomet. Chem. 2006, 18, 165.
    • For Pauson-Khand reactions: (a) Struebing, D.; Beller, M. Top. Organomet. Chem. 2006, 18, 165.
  • 16
    • 26444560105 scopus 로고    scopus 로고
    • Huang, J.; Bunel, E.; Allgeier, A.; Tedrow, J.; Storz, T.; Preston, J.; Correll, T.; Manley, D.; Soukup, T.; Jensen, R.; Syed, R.; Moniz, G.; Larsen, R.; Martinelli, M.; Reider, P. J. Tetrahedron Lett. 2005, 46, 7831. For silylformylation:
    • (f) Huang, J.; Bunel, E.; Allgeier, A.; Tedrow, J.; Storz, T.; Preston, J.; Correll, T.; Manley, D.; Soukup, T.; Jensen, R.; Syed, R.; Moniz, G.; Larsen, R.; Martinelli, M.; Reider, P. J. Tetrahedron Lett. 2005, 46, 7831. For silylformylation:
  • 17
    • 0033828571 scopus 로고    scopus 로고
    • Zacuto, M. J.; Leighton, J. L. J. Am. Chem. Soc. 2000, 122, 8587. For C-H functionalization:
    • (g) Zacuto, M. J.; Leighton, J. L. J. Am. Chem. Soc. 2000, 122, 8587. For C-H functionalization:
  • 26
    • 0037239379 scopus 로고    scopus 로고
    • For a prime example of Rh-catalyzed desymmetrization: (a) Lautens, M.; Fagnou, K.; Hiebert, S. Acc. Chem. Res. 2003, 36, 48. See also:
    • For a prime example of Rh-catalyzed desymmetrization: (a) Lautens, M.; Fagnou, K.; Hiebert, S. Acc. Chem. Res. 2003, 36, 48. See also:
  • 31
    • 33750620639 scopus 로고    scopus 로고
    • This concept was recently recognized by Castanet to generate 1,4-diketones from enones: (a) Chochois, H, Sauthier, M, Maerten, E, Castanet, Y, Mortreux, A. Tetrahedron 2006, 62, 11740
    • This concept was recently recognized by Castanet to generate 1,4-diketones from enones: (a) Chochois, H.; Sauthier, M.; Maerten, E.; Castanet, Y.; Mortreux, A. Tetrahedron 2006, 62, 11740.
  • 34
    • 0037181029 scopus 로고    scopus 로고
    • For carbonyl insertion/extrusion studies, see: a
    • For carbonyl insertion/extrusion studies, see: (a) Krug, C.; Hartwig, J. F. J. Am. Chem. Soc. 2002, 124, 1674.
    • (2002) J. Am. Chem. Soc , vol.124 , pp. 1674
    • Krug, C.1    Hartwig, J.F.2
  • 41
    • 84975824028 scopus 로고
    • 1b is a free-flowing powder, making for easy handling. Its preparation on scale is convenient, involving simple filtration of the reaction mixture to obtain analytically pure material
    • Diels, O.; Bolm, J. H.; Knoll, W. Justus Liebigs Ann. Chem. 1925, 443, 242. 1b is a free-flowing powder, making for easy handling. Its preparation on scale is convenient, involving simple filtration of the reaction mixture to obtain analytically pure material.
    • (1925) Justus Liebigs Ann. Chem , vol.443 , pp. 242
    • Diels, O.1    Bolm, J.H.2    Knoll, W.3
  • 45
    • 38349154790 scopus 로고    scopus 로고
    • When the same reaction was conducted under an argon atmosphere, 2a was obtained in >70% yield (see ref 10c, This observation suggests that when CO is present, it coordinates to Rh(I) preferentially to 1, and that only when the acyl rhodium species is formed is the alkene 1 allowed to bind and react
    • When the same reaction was conducted under an argon atmosphere, 2a was obtained in >70% yield (see ref 10c). This observation suggests that when CO is present, it coordinates to Rh(I) preferentially to 1, and that only when the acyl rhodium species is formed is the alkene 1 allowed to bind and react.
  • 47
    • 0000789560 scopus 로고    scopus 로고
    • Such a synthesis of symmetrical ketones was reported with organomercurials and rhodium under a CO atmosphere: Larock, R. C, Hershberger, S. S. J. Org. Chem. 1980, 45, 3840
    • Such a synthesis of symmetrical ketones was reported with organomercurials and rhodium under a CO atmosphere: Larock, R. C.; Hershberger, S. S. J. Org. Chem. 1980, 45, 3840.
  • 48
    • 38349091877 scopus 로고    scopus 로고
    • Even after heating, the mass balance consisted mainly of unreacted starting material
    • Even after heating, the mass balance consisted mainly of unreacted starting material.
  • 49
    • 38349148253 scopus 로고    scopus 로고
    • Though the arylation product 2 is formed with significant enantiomeric enrichment under the same conditions (89:11 er, the acylated product 3 was nearly racemic 55:45 er
    • Though the arylation product 2 is formed with significant enantiomeric enrichment under the same conditions (89:11 er), the acylated product 3 was nearly racemic (55:45 er).
  • 50
    • 38349156594 scopus 로고    scopus 로고
    • This phenomenon was also observed by others see ref 3f
    • This phenomenon was also observed by others (see ref 3f).
  • 51
    • 38349121516 scopus 로고    scopus 로고
    • In preliminary experiments, oxabicycle 19 reacted, but only the aromatized ketone 20 was isolated
    • In preliminary experiments, oxabicycle 19 reacted, but only the aromatized ketone 20 was isolated:


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