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Volumn 40, Issue 12, 2011, Pages 1343-1345

Synthesis and stereochemical behavior of a new chiral oxa[7]heterohelicene

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EID: 82155167404     PISSN: 03667022     EISSN: 13480715     Source Type: Journal    
DOI: 10.1246/cl.2011.1343     Document Type: Article
Times cited : (28)

References (64)
  • 1
    • 0141676773 scopus 로고    scopus 로고
    • For reviews on chiral helicenes and helicene-like molecules, see: a) A. Urbano, Angew. Chem., Int. Ed. 2003, 42, 3986.
    • (2003) Angew. Chem., Int. Ed. , vol.42 , pp. 3986
    • Urbano, A.1
  • 24
    • 0010572297 scopus 로고
    • For synthetic studies on furan-containing heterohelicenes, see: a) H.-E. Högberg, Acta Chem. Scand. 1973, 27, 2591.
    • (1973) Acta Chem. Scand. , vol.27 , pp. 2591
    • Högberg, H.-E.1
  • 58
    • 34547151377 scopus 로고    scopus 로고
    • Crystallographic data reported in this manuscript have been deposited with Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-789377
    • Crystallographic data reported in this manuscript have been deposited with Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-789377. Copies of the data can be obtained free of charge via http://www.ccdc.cam.ac.uk/conts/retrieving.html.
    • Copies of the Data Can Be Obtained Free of Charge Via
  • 61
    • 0035921032 scopus 로고    scopus 로고
    • The relevant shielded proton was reported to resonate at ca. 6.5 ppm, 8a whereas the corresponding chemical shift for naphtho[2, 1-b]thiophene, a nonhelical subunit of 1b, falls in a range of 7.5-7.6 ppm. Y. A. Ibrahim, N. A. Al-Awadi, K. Kaul, Tetrahedron 2001, 57, 7377.
    • (2001) Tetrahedron , vol.57 , pp. 7377
    • Ibrahim, Y.A.1    Al-Awadi, N.A.2    Kaul, K.3
  • 62
    • 0038626673 scopus 로고    scopus 로고
    • Gaussian, Inc., Wallingford CT Revision E.01
    • DFT calculations were performed at B3LYP/6-311G (d, p) level of theory using Gaussian 03 program. M. J. Frisch et al., Gaussian 03 (Revision E.01), Gaussian, Inc., Wallingford CT, 2004.
    • (2004) Gaussian 03
    • Frisch, M.J.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.