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Volumn 50, Issue 49, 2009, Pages 6919-6922

Synthesis of 1,3-diketones through ring-opening of ketoketene dimer β-lactones

Author keywords

Lactones; 1,3 Diketones; Alkyllithiums; Diastereoselectivity; Ketoketene dimers; Organolithiums

Indexed keywords

1,3 DIKETONE; 1,3 DIKETONE DERIVATIVE; BETA LACTONE DERIVATIVE; KETENE DERIVATIVE; KETOKETENE; LACTONE; ORGANOLITHIUM COMPOUND; UNCLASSIFIED DRUG;

EID: 70350034212     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2009.09.158     Document Type: Article
Times cited : (14)

References (35)
  • 13
    • 0000820593 scopus 로고    scopus 로고
    • For examples of reactions of the related aldoketene dimers see:
    • For examples of reactions of the related aldoketene dimers see:. Calter M.A., and Guo X. J. Org. Chem. 63 (1998) 5308-5309
    • (1998) J. Org. Chem. , vol.63 , pp. 5308-5309
    • Calter, M.A.1    Guo, X.2
  • 18
    • 0037178969 scopus 로고    scopus 로고
    • For an illustration of the divergent reactivity of β-lactones see:
    • For an illustration of the divergent reactivity of β-lactones see:. Yokota Y., Cortez G.S., and Romo D. Tetrahedron 58 (2002) 7075-7080
    • (2002) Tetrahedron , vol.58 , pp. 7075-7080
    • Yokota, Y.1    Cortez, G.S.2    Romo, D.3
  • 28
    • 70350030954 scopus 로고    scopus 로고
    • note
    • 13C NMR data with those for ketoketene dimers prepared by Ye and co-workers, which were determined to possess Z geometry on the basis of NOE studies (see Ref. 3).
  • 30
    • 70350014714 scopus 로고    scopus 로고
    • note
    • The dr's for 6b were determined by GC-MS analysis and were found to be reproducible over three injections.
  • 31
    • 70350025973 scopus 로고    scopus 로고
    • note
    • 13C NMR and HRMS analyses.
  • 32
    • 70350030955 scopus 로고    scopus 로고
    • note
    • The relative stereochemistry of 1,3-diketones 6 remains to be determined and this is the subject of current studies.
  • 33
    • 0001302486 scopus 로고
    • For examples of stereoselectivities obtained in kinetic protonations of cyclic and acyclic enols/enolates see:
    • For examples of stereoselectivities obtained in kinetic protonations of cyclic and acyclic enols/enolates see:. Zimmerman H.E. Acc. Chem. Res. 20 (1987) 263-268
    • (1987) Acc. Chem. Res. , vol.20 , pp. 263-268
    • Zimmerman, H.E.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.