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Volumn 38, Issue 17, 1997, Pages 3047-3050

Improved synthesis of 1,4-phenanthrenequinones from Diels-Alder cycloadditions of 2-(p-Tolylsulfinyl)-1,4-benzoquinone

Author keywords

[No Author keywords available]

Indexed keywords

1,4 BENZOQUINONE DERIVATIVE; PHENANTHRENE DERIVATIVE;

EID: 0030937804     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(97)00505-4     Document Type: Article
Times cited : (25)

References (33)
  • 9
    • 0001379464 scopus 로고
    • For uncatalyzed thermal cycloadditions, see: a) Rosen, B. I.; Weber, W. P. J. Org. Chem. 1977, 42, 3463-3465.
    • (1977) J. Org. Chem. , vol.42 , pp. 3463-3465
    • Rosen, B.I.1    Weber, W.P.2
  • 24
    • 11944251609 scopus 로고
    • For more recent references, see
    • For an overview of our work, see: a) Carreño, M. C. Chem. Rev. 1995, 95, 1717-1760. For more recent references, see:
    • (1995) Chem. Rev. , vol.95 , pp. 1717-1760
    • Carreño, M.C.1
  • 32
    • 84920295439 scopus 로고    scopus 로고
    • note
    • 1H-NMR δ 9.28 (1H, s), 8.10 and 8.02 (2H, AB system, J = 10.2 Hz), 7.22 (1H, s), 6.92 (2H, s), 3.98 (3H, s), 2.40 (3H, s).
  • 33
    • 84920295438 scopus 로고    scopus 로고
    • note
    • When long reaction times (entries 3 and 6) or high temperatures (entry 1) are required, polymerization of the vinylaromatic derivative decreased the yield of cycloaddition.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.