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Volumn , Issue 13, 2005, Pages 1711-1713

Catalytic enantioselective conjugate addition of dialkylzinc reagents to N-substituted-2,3-dehydro-4-piperidones

Author keywords

[No Author keywords available]

Indexed keywords

2,3 DEHYDRO 4 PIPERIDONE; ALKYL GROUP; COPPER; PHOSPHORAMIDOUS ACID DERIVATIVE; PIPERIDONE DERIVATIVE; REAGENT; UNCLASSIFIED DRUG; ZINC DERIVATIVE;

EID: 17144424601     PISSN: 13597345     EISSN: None     Source Type: Journal    
DOI: 10.1039/b417727d     Document Type: Article
Times cited : (62)

References (22)
  • 1
    • 0000673216 scopus 로고    scopus 로고
    • eds. E. N. Jacobsen, A. Pfaltz, H. Yamamoto, Springer-Verlag, Berlin; ch. 31.1
    • (a) K. Tomioka and Y. Nagaoka, in Comprehensive Asymmetric Catalysis, eds. E. N. Jacobsen, A. Pfaltz, H. Yamamoto, Springer-Verlag, Berlin, 1999, vol. 3; ch. 31.1;
    • (1999) Comprehensive Asymmetric Catalysis , pp. 3
    • Tomioka, K.1    Nagaoka, Y.2
  • 3
    • 0035126119 scopus 로고    scopus 로고
    • For reviews on the use of phosphoramidites in stereoselective conjugate additions see: (a) N. Krause and A. Hoffmann-Röder, Synthesis, 2001, 171;
    • (2001) Synthesis , pp. 171
    • Krause, N.1    Hoffmann-Röder, A.2
  • 13
    • 0034725134 scopus 로고    scopus 로고
    • For preparation of phosphoramidites L1, L2 and L4 see: L. A. Arnold, R. Imbos, A. Mandoli, A. H. M. de Vries, R. Naasz and B. L. Feringa, Tetrahedron, 2000, 56, 2865; for L3 and L5: H. Bernsmann, M. van den Berg, R. Hoen, G. Mehler, M. T. Reetz, A. J. Minnaard, J. G. de Vries and B. L. Feringa, J. Org. Chem., 2005, 70, 943.
    • (2000) Tetrahedron , vol.56 , pp. 2865
    • Arnold, L.A.1    Imbos, R.2    Mandoli, A.3    De Vries, A.H.M.4    Naasz, R.5    Feringa, B.L.6
  • 19
    • 17144395227 scopus 로고    scopus 로고
    • note
    • 4) and concentrated. The crude product was purified by flash chromatography.
  • 20
    • 17144375747 scopus 로고    scopus 로고
    • note
    • 3Al at -50 °C, and the addition product was obtained in 80% yield and 89% enantioselectivity.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.