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Volumn 49, Issue 16, 2008, Pages 2514-2518

Stereoselective synthesis of 3,4-disubstituted tetrahydrofurans and 2,3,4-trisubstituted tetrahydrofurans using an intramolecular allylation strategy employing allylsilanes

Author keywords

Allylsilanes; Br nsted acids; Cyclisation; Intramolecular allylation; Tetrahydrofurans

Indexed keywords

ALDEHYDE; ALLYL COMPOUND; AUREONITOL; BRONSTED ACID; GYNUNONE; JASPINE B; NATURAL PRODUCT; SILANE DERIVATIVE; TETRAHYDROFURAN DERIVATIVE; UNCLASSIFIED DRUG;

EID: 40849114386     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2008.02.088     Document Type: Article
Times cited : (8)

References (34)
  • 16
    • 33845238277 scopus 로고    scopus 로고
    • For other recent approaches see:
    • For other recent approaches see:. Wolfe J.P., and Hay M.B. Tetrahedron 63 (2007) 261-290
    • (2007) Tetrahedron , vol.63 , pp. 261-290
    • Wolfe, J.P.1    Hay, M.B.2
  • 27
    • 40849103202 scopus 로고    scopus 로고
    • note
    • We have found the use of 0.1 equiv of TMSOTf to be more effective than our previously described approach (see Ref. 6c) using stoichiometric TMSOTf in the presence of a Brønsted acid scavenger.
  • 28
    • 40849125689 scopus 로고    scopus 로고
    • note
    • Use of Lindlar catalyst led to appreciable amounts of over-reduction.
  • 29
    • 40849086973 scopus 로고    scopus 로고
    • note
    • The over-reduction product was not separated from the desired allylsilane but was readily separable from the tetrahydrofuran cyclisation products.
  • 30
    • 40849117261 scopus 로고    scopus 로고
    • note
    • +), 151 (100), 121 (25), 106 (89), 92 (14), 84 (45), 77 (15), 56 (24), 44 (5).
  • 31
    • 40849127375 scopus 로고    scopus 로고
    • note
    • 2 requires 190.9940.
  • 32
    • 40849121305 scopus 로고    scopus 로고
    • note
    • Crystallographic data (excluding structure factors) for the structures in this Letter have been deposited with the Cambridge Crystallographic Data Centre as supplementary publications nos. 10f CCDC 677099; 12c CCDC 677098; 14 CCDC 677100. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge CB2 1EZ, UK (fax: +44-(0)1223-336033 or e-mail: deposit@ccdc.cam.ac.uk).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.