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Volumn 69, Issue 5, 1996, Pages 1319-1327

Geometrical Isomerism of the Exocyclic C=C Bonds of Heptafulvene Derivatives. Steric and Electronic Effects on the Rotational Barrier

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EID: 0006650997     PISSN: 00092673     EISSN: None     Source Type: Journal    
DOI: 10.1246/bcsj.69.1319     Document Type: Article
Times cited : (6)

References (25)
  • 5
    • 85033805702 scopus 로고    scopus 로고
    • The geomerical isomers, A and B, were defined on the basis of the E- /Z-relationship
    • The geomerical isomers, A and B, were defined on the basis of the E- /Z-relationship.
  • 17
    • 85033826011 scopus 로고    scopus 로고
    • note
    • Assignment of H-5 and H-7 was unambiguous; i.e., the α-proton signals to the semicyclic C=C appeared at δ=7.43 (for dicyano derivative 22), 7.47 (for 8B), and 8.97 (for 8A).
  • 20
    • 85033818678 scopus 로고    scopus 로고
    • H. E. Cox, J. Chem. Soc., 1921, 142; R. G. Pearson, J. Chem. Phys., 20, 1478 (1952).
    • J. Chem. Soc. , vol.1921 , pp. 142
    • Cox, H.E.1
  • 21
    • 36849118810 scopus 로고
    • H. E. Cox, J. Chem. Soc., 1921, 142; R. G. Pearson, J. Chem. Phys., 20, 1478 (1952).
    • (1952) J. Chem. Phys. , vol.20 , pp. 1478
    • Pearson, R.G.1
  • 22
    • 37049137856 scopus 로고    scopus 로고
    • I. R. Gault, W. D. Ollis, and I. O. Sutherland, J. Chem. Soc., Chem. Commun., 1970, 269; I. Agranat, M. Rabinovitz, A. Weitzen-Dagan, and I. Gosnay, J. Chem. Soc., Chem. Commun., 1972, 732; M. Rabinovitz, I. Agranat, and A. Weitzen-Dagan, Tetrahedron Lett., 1974, 1241.
    • J. Chem. Soc., Chem. Commun. , vol.1970 , pp. 269
    • Gault, I.R.1    Ollis, W.D.2    Sutherland, I.O.3
  • 24
    • 2742591802 scopus 로고    scopus 로고
    • I. R. Gault, W. D. Ollis, and I. O. Sutherland, J. Chem. Soc., Chem. Commun., 1970, 269; I. Agranat, M. Rabinovitz, A. Weitzen-Dagan, and I. Gosnay, J. Chem. Soc., Chem. Commun., 1972, 732; M. Rabinovitz, I. Agranat, and A. Weitzen-Dagan, Tetrahedron Lett., 1974, 1241.
    • Tetrahedron Lett. , vol.1974 , pp. 1241
    • Rabinovitz, M.1    Agranat, I.2    Weitzen-Dagan, A.3
  • 25


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.