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Volumn 68, Issue 9, 2003, Pages 3498-3506

Heteroaromatic annulation of 2-methyl/2-cyanomethylbenzimidazole dianions with α-oxoketene dithioacetals: A highly regioselective synthetic protocol for 1,2-and 2,3-substituted/annulated pyrido[1,2-a]benzimidazoles

Author keywords

[No Author keywords available]

Indexed keywords

HETEROAROMATIC ANNULATION;

EID: 0037414494     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo026786w     Document Type: Article
Times cited : (59)

References (65)
  • 36
    • 84858319070 scopus 로고
    • Weissberger, A., Taylor, E.C., Eds.; Interscience Publishers: New York
    • (a) Tennant, G. In The Chemistry of Heterocyclic Compunds; Weissberger, A., Taylor, E. C., Eds.; Interscience Publishers: New York, 1980; Vol. 40, Part 2, p 257.
    • (1980) The Chemistry of Heterocyclic Compunds , vol.40 , Issue.PART 2 , pp. 257
    • Tennant, G.1
  • 37
    • 0242681803 scopus 로고
    • Weissberger, A., Taylor, E.C., Eds.; Interscience Publishers: New York
    • (b) Mosby, W. L. In The Chemistry of Heterocyclic Compunds; Weissberger, A., Taylor, E. C., Eds.; Interscience Publishers: New York, 1961; Vol. 15, p 507.
    • (1961) The Chemistry of Heterocyclic Compunds , vol.15 , pp. 507
    • Mosby, W.L.1
  • 41
    • 11144239452 scopus 로고    scopus 로고
    • Gribble, G. W., Gilchrist, T. L., Eds.; Pergamon Press: Oxford, UK, Chapter 1
    • (a) Ila, H.; Junjappa, H.; Mohanta, P. K. In Progress in Heterocyclic Chemistry; Gribble, G. W., Gilchrist, T. L., Eds.; Pergamon Press: Oxford, UK, 2001; Vol. 13, Chapter 1, p 1.
    • (2001) Progress in Heterocyclic Chemistry , vol.13 , pp. 1
    • Ila, H.1    Junjappa, H.2    Mohanta, P.K.3
  • 58
    • 0242597977 scopus 로고    scopus 로고
    • note
    • 1H NMR spectra of all the newly synthesized 1-phenylpyrido[1,2-α]benzimidazole 6a, 6d, and 11-12a displayed a higher field shift of the H-9 proton (σ 5.92-6.44) due to the shielding effect of the 1-phenyl group.
  • 59
    • 0242429837 scopus 로고    scopus 로고
    • note
    • 13C NMR spectral data.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.