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Volumn 26, Issue 44, 1985, Pages 5363-5366

Cyclobutanone analogs of β-lactam antibiotics: sythesis of n-acetyldeazathienamycin

Author keywords

[No Author keywords available]

Indexed keywords

THIENAMYCIN DERIVATIVE;

EID: 0022352057     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(00)98208-X     Document Type: Article
Times cited : (19)

References (22)
  • 9
    • 84918399688 scopus 로고    scopus 로고
    • This structure was confirmed by x-ray crystallographic analysis.
  • 10
    • 84918399687 scopus 로고    scopus 로고
    • The free carboxylic acid corresponding to 1 has been synthesized by similar chemistry involving cycloaddition of dichloroketene to 6,6-bis(methylthio)fulvene (ref. 4).
  • 11
    • 84918399686 scopus 로고    scopus 로고
    • −1.
  • 13
    • 84918399685 scopus 로고    scopus 로고
    • 3 SnLi, −78→25°, 30 min; ii, MeLi/PhCOCl, THF, −78°, 10 min; iii, 4N HCl, HOAc, 25°, 10 min.
  • 14
    • 84918399684 scopus 로고    scopus 로고
    • For a description of rates of β-lactam hydrolysis, see ref. 3.
  • 15
    • 84918399683 scopus 로고    scopus 로고
    • This structure was confirmed by x-ray crystallographic analysis of a derivative (sulfone dimethylketal).
  • 17
    • 0000244225 scopus 로고
    • Aldol diastereoselection zirconium enolates. Product-selective, enolate structure independent condensations.
    • (1980) Tetrahedron Letters , pp. 3975
    • Evans1    McGee2
  • 18
    • 84918399682 scopus 로고    scopus 로고
    • −1.
  • 19
    • 84918399681 scopus 로고    scopus 로고
    • The acetyl derivative of deazathienamycin was prepared for ease in isolation and identification. N-Acetylthienamycin is a naturally occurring substance with similar antibacterial activity to thienamycin (see ref. 1).
  • 20
    • 84918399680 scopus 로고    scopus 로고
    • −1.
  • 21
    • 84918399679 scopus 로고    scopus 로고
    • Typical antibacterial MIC's vs. S. aureus were 25–50 μg/ml. The anti-betalactamase activity of these compounds was determined by demonstration of synergism with penicillin G against betalactamase producing strains of S. aureus.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.