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Volumn , Issue 3, 2000, Pages 306-310

Stereoselective cobalt-mediated [2+2+2]cycloadditions to the benzofuran nucleus: A novel strategy towards the synthesis of morphinoids

Author keywords

Alkynes; Benzofurans; Cobalt; Cycloadditions; Morphine

Indexed keywords

BENZOFURAN DERIVATIVE; COBALT; CODEINE; MORPHINE; MORPHINE DERIVATIVE;

EID: 0343986390     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article
Times cited : (24)

References (47)
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    • (Ed.: Waldmann, H.), VCH, Weinheim
    • Recent reviews: (a) Maier, M. in Organic Synthesis Highlights II (Ed.: Waldmann, H.), VCH, Weinheim 1995, pp. 357-369.
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    • Maier, M.1
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    • (Eds.: Cordell, G. A;. Brossi, A.), Academic, New York
    • (c) Szántay; C; Dörnyei, G.; Blaskó, G. in The Alkaloids, Vol. 45 (Eds.: Cordell, G. A;. Brossi, A.), Academic, New York 1994, pp. 127-232.
    • (1994) The Alkaloids , vol.45 , pp. 127-232
    • Szántay1    , C.2    Dörnyei, G.3    Blaskó, G.4
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    • 0000134376 scopus 로고
    • Eds.: Abel, E.W.; Stone, F. G. A.; Wilkinson, G.; Hegedus, L.H. Pergamon, Oxford
    • (b) Grotjahn, D. B. in Comprehensive Organometallic Chemistry, II Vol. 12 (Eds.: Abel, E.W.; Stone, F. G. A.; Wilkinson, G.; Hegedus, L.H. Pergamon, Oxford 1995, pp. 741-770.
    • (1995) Comprehensive Organometallic Chemistry, II , vol.12 , pp. 741-770
    • Grotjahn, D.B.1
  • 30
    • 0019785090 scopus 로고
    • For relevant Diels-Alder cycloadditions, see: (a) Ciganek, E. J. Am. Chem. Soc. 1981, 103, 6261-6262.
    • (1981) J. Am. Chem. Soc. , vol.103 , pp. 6261-6262
    • Ciganek, E.1
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    • 0342824655 scopus 로고    scopus 로고
    • note
    • - in 60-70% yield.
  • 34
    • 0343695113 scopus 로고    scopus 로고
    • note
    • All new compounds gave satisfactory analytical and/or spectral data.
  • 37
    • 0342389885 scopus 로고    scopus 로고
    • note
    • w = 0.0476. Crystallographic data (excluding structure factors) for the structure reported in this paper have been deposited with the Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-129258. Copies of the data can be obtained free of charge on application to CCDC, 12 Union Road, Cambridge CB21EZ, UK [fax: (+44) 1223-336-033; e-mail: deposit@ccdc.cam.ac.uk.
  • 38
    • 0342389883 scopus 로고    scopus 로고
    • note
    • The corresponding coupling constants for syn-complexes are 10-11 Hz (ref. 5 and unpublished results).


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.