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Volumn 33, Issue 3, 1996, Pages 639-642

Transformations of the pyrido[1,2-a]pyrazine ring system into imidazo[1,2-a]pyridines, imidazo[1,2-a]pyrimidines and 2-oxa-6a, 10c-diazaaceanthrylenes

Author keywords

[No Author keywords available]

Indexed keywords


EID: 0009930442     PISSN: 0022152X     EISSN: None     Source Type: Journal    
DOI: 10.1002/jhet.5570330319     Document Type: Article
Times cited : (11)

References (25)
  • 9
    • 0001202193 scopus 로고
    • Condensed Pyrazines
    • A. Weissberger and E. C. Taylor, eds, John Wiley and Sons, New York
    • G. W. H. Cheeseman and R. F. Cookson, Condensed Pyrazines, in The Chemistry of Heterocyclic Compounds, Vol 36, A. Weissberger and E. C. Taylor, eds, John Wiley and Sons, New York, 1979.
    • (1979) The Chemistry of Heterocyclic Compounds , vol.36
    • Cheeseman, G.W.H.1    Cookson, R.F.2
  • 22
    • 2842594577 scopus 로고    scopus 로고
    • note
    • When the enamine 2 is heated under reflux in benzene, the anticippated ethyl (1-methoxycarbonyl-4-oxo-4H-pyrido[1,2-a]pyrazin-3-yl)acetate is formed in only 25% yield [2].
  • 24
    • 2842526866 scopus 로고    scopus 로고
    • note
    • 13C nmr spectra could not be recorded because of the insolubility of this compound in common nmr solvents.
  • 25
    • 2842527968 scopus 로고    scopus 로고
    • note
    • Only the chemical shifts for the predominanting geometrical isomer are given.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.