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Volumn 49, Issue 13, 2008, Pages 2124-2127

Binary 1,4-asymmetric induction from a single allyltin reagent with a chiral nitrogen functional group toward aldehydes

Author keywords

[No Author keywords available]

Indexed keywords

ALCOHOL DERIVATIVE; ALDEHYDE DERIVATIVE; ALLYLTIN REAGENT; NITROGEN; REAGENT; STANNIC CHLORIDE; TIN DERIVATIVE; UNCLASSIFIED DRUG; YTTERBIUM;

EID: 39649097618     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2008.01.112     Document Type: Article
Times cited : (5)

References (24)
  • 3
    • 0346908681 scopus 로고    scopus 로고
    • Yamamoto H., and Oshima K. (Eds), Wiley-VCH, Weinheim
    • In: Yamamoto H., and Oshima K. (Eds). Main Group Metals in Organic Synthesis (2004), Wiley-VCH, Weinheim
    • (2004) Main Group Metals in Organic Synthesis
  • 6
    • 7444225174 scopus 로고    scopus 로고
    • Also see the references cited therein
    • Dias L.C., and Steil L.J. Tetrahedron Lett. 45 (2004) 8835 Also see the references cited therein
    • (2004) Tetrahedron Lett. , vol.45 , pp. 8835
    • Dias, L.C.1    Steil, L.J.2
  • 16
    • 0000544839 scopus 로고
    • 4-promoted reaction with an amido-allyltin reagent:
    • 4-promoted reaction with an amido-allyltin reagent:. Tanaka K., Yoda H., Isobe Y., and Kaji A. J. Org. Chem. 51 (1986) 1856
    • (1986) J. Org. Chem. , vol.51 , pp. 1856
    • Tanaka, K.1    Yoda, H.2    Isobe, Y.3    Kaji, A.4
  • 18
    • 39649099614 scopus 로고    scopus 로고
    • note
    • CCDC 671467 and 671468 contain the supplementary crystallographic data for this Letter (syn-8b and anti-4, respectively). These data can be obtained free of charge via www.ccdc.cam.ac.uk/data_request/cif, or by emailing data_request@ccdc.cam.ac.uk, or by contacting The Cambridge Crystallographic Data Centre, 12, Union Road, Cambridge CB2 1EZ, UK; fax: +44 1223 336033.
  • 19
    • 39649085884 scopus 로고    scopus 로고
    • note
    • 4-mediated reactions of 2a and of 6 may be attributed to the cyclic structure of the imido moiety, of which coordination would cause steric strain. Thus, a different transition state should be adopted.
  • 20
    • 39649120611 scopus 로고    scopus 로고
    • note
    • 1H NMR spectra: syn-4a, 1.27 (3H, d, J = 6.8 Hz), 2.30 (1H, dd, J = 13.9, 9.5 Hz), 2.54 (1H, dd, J = 14.0, 3.3 Hz), 3.46 (1H, br, OH), 3.68 (3H, s), 4.22-4.33 (1H, m), 4.85-4.89 (1H, m), 4.94 (1H, br, NH), 5.02 (1H, s), 5.14 (1H, s), 7.22-7.39 (5H, m). anti-4a, 1.25 (3H, d, J = 6.8 Hz), 2.44 (2H, d, J = 6.8 Hz), 3.55 (1H, br, OH), 3.64 (3H, s), 4.21-4.30 (1H, m), 4.92 (1H, br, NH), 4.95 (1H, s), 5.11 (1H, s), 5.28-5.32 (1H, m), 7.22-7.39 (5H, m).
  • 21
    • 39649089423 scopus 로고    scopus 로고
    • 4, condensed, and chromatographed to isolate the product.
    • 4, condensed, and chromatographed to isolate the product.
  • 22
    • 39649108257 scopus 로고    scopus 로고
    • 3 (0.2 mmol) were added an aldehyde (0.2 mmol) in ether (2 mL) and 2 (0.3 mmol) in ether (2 mL) at room temperature under nitrogen with stirring. After 12 h, the reaction mixture was worked up as above.
    • 3 (0.2 mmol) were added an aldehyde (0.2 mmol) in ether (2 mL) and 2 (0.3 mmol) in ether (2 mL) at room temperature under nitrogen with stirring. After 12 h, the reaction mixture was worked up as above.
  • 23
    • 39649085883 scopus 로고    scopus 로고
    • note
    • 4-mediated reaction of 2 b resulted in poor diastereoselectivity; nearly equal amounts of syn- and anti-adducts were obtained.
  • 24
    • 39649086750 scopus 로고    scopus 로고
    • note
    • Considerable decomposition of 2c proceeded with most of the aldehyde intact.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.