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Volumn 44, Issue 48, 2003, Pages 8693-8695

Novel ruthenium-catalyzed cleavage of allyl protecting group in lactams

Author keywords

Allyl cleavage; Catalytic; Lactams; Ruthenium

Indexed keywords

ALLYL COMPOUND; CARBENE; LACTAM DERIVATIVE; RUTHENIUM;

EID: 0142215705     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2003.09.165     Document Type: Article
Times cited : (38)

References (22)
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    • For pertinent reviews, see: (a) Kant, J.; Walker, D. G. In the Organic Chemistry of β-Lactams; Georg, G. I., Ed.; Wiley-VCH: New York, 1993; p. 121; (b) Durckheimer, W.; Blumbach, J.; Lattrell, R.; Scheunemann, K. H. Angew. Chem., Int. Ed. Engl. 1985, 24, 180.
    • (1993) In the Organic Chemistry of β-Lactams , pp. 121
    • Kant, J.1    Walker, D.G.2
  • 5
    • 0003405157 scopus 로고
    • Stuttgart, New York: Georg Thieme Verlag
    • Kocienski P.J. Protecting Groups. 1994;Georg Thieme Verlag, Stuttgart, New York.
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  • 7
    • 0037121595 scopus 로고    scopus 로고
    • A new solid-phase approach to NH-β-lactams has been recently described:
    • A new solid-phase approach to NH-β-lactams has been recently described: Dasgupta S.K., Banik B.K. Tetrahedron Lett. 43:2002;9445.
    • (2002) Tetrahedron Lett. , vol.43 , pp. 9445
    • Dasgupta, S.K.1    Banik, B.K.2
  • 8
    • 0141629604 scopus 로고    scopus 로고
    • It has been described very recently the radical-promoted deprotection of N-Cbz derivatives of amides:
    • It has been described very recently the radical-promoted deprotection of N-Cbz derivatives of amides: Bennasar M.-L., Roca T., Padullés A. Org. Lett. 5:2003;569.
    • (2003) Org. Lett. , vol.5 , pp. 569
    • Bennasar, M.-L.1    Roca, T.2    Padullés, A.3
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    • For a review on this subject, see:
    • For a review on this subject, see: Alcaide B., Almendros P. Chem. Eur. J. 9:2003;1258.
    • (2003) Chem. Eur. J. , vol.9 , pp. 1258
    • Alcaide, B.1    Almendros, P.2
  • 19
    • 0032707721 scopus 로고    scopus 로고
    • For recent reviews on the ketene-imine approach to β-lactams, see: (a) Palomo, C.; Aizpurua, J. M.; Ganboa, I.; Oiarbide, M. Eur. J. Org. Chem. 1999, 3223; (b) Tidwell, T. T. Ketenes; Wiley: New York, 1995; pp. 518-527; (c) Georg, G. I.; Ravikumar, V. T. In The Organic Chemistry of β-lactams; Georg, G. I., Ed.; VCH: Weinheim: New York, 1993; Chapter 3, p. 295.
    • (1999) Eur. J. Org. Chem. , pp. 3223
    • Palomo, C.1    Aizpurua, J.M.2    Ganboa, I.3    Oiarbide, M.4
  • 20
    • 0003828015 scopus 로고
    • Wiley: New York
    • For recent reviews on the ketene-imine approach to β-lactams, see: (a) Palomo, C.; Aizpurua, J. M.; Ganboa, I.; Oiarbide, M. Eur. J. Org. Chem. 1999, 3223; (b) Tidwell, T. T. Ketenes; Wiley: New York, 1995; pp. 518-527; (c) Georg, G. I.; Ravikumar, V. T. In The Organic Chemistry of β-lactams; Georg, G. I., Ed.; VCH: Weinheim: New York, 1993; Chapter 3, p. 295.
    • (1995) Ketenes , pp. 518-527
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  • 21
    • 0002674759 scopus 로고
    • Georg, G. I., Ed.; VCH: Weinheim: New York; Chapter 3
    • For recent reviews on the ketene-imine approach to β-lactams, see: (a) Palomo, C.; Aizpurua, J. M.; Ganboa, I.; Oiarbide, M. Eur. J. Org. Chem. 1999, 3223; (b) Tidwell, T. T. Ketenes; Wiley: New York, 1995; pp. 518-527; (c) Georg, G. I.; Ravikumar, V. T. In The Organic Chemistry of β-lactams; Georg, G. I., Ed.; VCH: Weinheim: New York, 1993; Chapter 3, p. 295.
    • (1993) In the Organic Chemistry of β-lactams , pp. 295
    • Georg, G.I.1    Ravikumar, V.T.2
  • 22
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    • Attempts to effect the reaction at temperatures lower than 50°C slowed the reaction considerably. Incomplete conversion was observed on decreasing the amount of catalyst.
    • Attempts to effect the reaction at temperatures lower than 50°C slowed the reaction considerably. Incomplete conversion was observed on decreasing the amount of catalyst.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.