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Volumn 139, Issue , 2012, Pages 53-57

Filling the gap: Chemistry of 3,5-bis(trifluoromethyl)-1H-pyrazoles

Author keywords

Electrophilic aromatic substitution; Heterocycles; Pyrazoles

Indexed keywords


EID: 84861182074     PISSN: 00221139     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jfluchem.2012.04.003     Document Type: Article
Times cited : (26)

References (57)
  • 30
    • 84943407995 scopus 로고
    • See: A.R. Katritzky, C.W. Rees, Pergamon Press Oxford
    • See: J. Elguero A.R. Katritzky, C.W. Rees, Comprehensive Heterocyclic Chemistry vol. 5 1984 Pergamon Press Oxford 167 334
    • (1984) Comprehensive Heterocyclic Chemistry , vol.5 , pp. 167-334
    • Elguero, J.1
  • 38
    • 0033428816 scopus 로고    scopus 로고
    • See:, Actually, on the basis of its value of vapour pressure, 2 can be classified as a medium volatility organic compound (MVOC) exerting a vapour pressure @ STP conditions in the 266.6 Pa to 10.66 kPa range.
    • See: I. Aikorta, J. Elguero, B. Donnadieu, M. Etienne, J. Jaffart, D. Schagen, and H.-H. Limbach New Journal of Chemistry 23 1999 1231 1237 Actually, on the basis of its value of vapour pressure, 2 can be classified as a medium volatility organic compound (MVOC) exerting a vapour pressure @ STP conditions in the 266.6 Pa to 10.66 kPa range.
    • (1999) New Journal of Chemistry , vol.23 , pp. 1231-1237
    • Aikorta, I.1    Elguero, J.2    Donnadieu, B.3    Etienne, M.4    Jaffart, J.5    Schagen, D.6    Limbach, H.-H.7
  • 39
    • 84861184842 scopus 로고    scopus 로고
    • Hexafluoroacetylacetone (98+%) is also commercially available (Sigma Aldrich) at 209/25 g
    • Hexafluoroacetylacetone (98+%) is also commercially available (Sigma Aldrich) at 209/25 g.
  • 42
    • 84861184024 scopus 로고    scopus 로고
    • With trifluoromethyl substituted azoles, considerable caution must be also exercised in using bases, see
    • With trifluoromethyl substituted azoles, considerable caution must be also exercised in using bases, see
  • 44
    • 84861184116 scopus 로고    scopus 로고
    • US Patent 2,004,162,282(A1)
    • To the best of our knowledge, there is only one literature report of a chlorination of 2, but all attempts to isolate pure 4 according this patented procedure have as yet been unsuccessful: A.M.K. Pennell, J.B. Aggen, J.J. Kim, S. Subhabrata, B.E. McMaster, D.J. Duraghi, US Patent 2,004,162,282(A1), 2004.
    • (2004)
    • Pennell, A.M.K.1    Aggen, J.B.2    Kim, J.J.3    Subhabrata, S.4    McMaster, B.E.5    Duraghi, D.J.6
  • 53
    • 0001135885 scopus 로고    scopus 로고
    • Fluorination of Aromatic Compounds by Halogen Exchange with Fluoride Anions (HalEx Reaction)
    • Elsevier Amsterdam
    • B. Langlois, L. Gilbert, and G. Forat Fluorination of Aromatic Compounds by Halogen Exchange with Fluoride Anions (HalEx Reaction) Industrial Chemical Library vol. 8 1996 Elsevier Amsterdam
    • (1996) Industrial Chemical Library , vol.8
    • Langlois, B.1    Gilbert, L.2    Forat, G.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.