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Volumn 45, Issue 47, 2004, Pages 8607-8610

Cascade reactions of 1,2,4-triazines: Direct thermochemical access to functionalized 4,5-dihydroazocines

Author keywords

1,2,4 Triazine; Cascade; Dihydroazocine; Pericyclic; Thermochemical

Indexed keywords

1,2,4 TRIAZINE DERIVATIVE; AMINE; AZOCINE DERIVATIVE; CYCLOBUTANONE DERIVATIVE;

EID: 7044239446     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.09.169     Document Type: Article
Times cited : (19)

References (23)
  • 14
    • 1642277018 scopus 로고    scopus 로고
    • As a consequence, we developed a tethered imine-enamine methodology (TIE) for the direct conversion of 1,2,4-triazines into pyridines, which avoids the need for a second, discrete aromatization step: S.A. Raw, and R.J.K. Taylor Chem. Commun. 2004 508
    • (2004) Chem. Commun. , pp. 508
    • Raw, S.A.1    Taylor, R.J.K.2
  • 20
    • 7044262601 scopus 로고    scopus 로고
    • note
    • All novel compounds were fully characterized by NMR spectroscopy and HRMS
  • 21
    • 7044221773 scopus 로고    scopus 로고
    • note
    • 2 325.1916. Found 325.1914 (0.6 ppm error)]
  • 22
    • 84971036262 scopus 로고
    • 1,2]deca-3,9-diene-7,8-carboxylate) is used as the dienophile which, on reaction with ethyl 5,6-diphenyl-1,2,4-triazine-3- carboxylate in toluene at reflux over seven days, gives the dihydroazocine (23%), accompanied by a double-addition product (26%), see below. As well as the obvious drawbacks (extended reaction time, the use of an unusual dienophile and the formation of a double addition product), this approach offers no prospect of regioselectivity if applied to unsymmetrical cyclobutenes
    • (1972) Aust. J. Chem. , vol.25 , pp. 865
    • Elix, J.A.1    Wilson, W.S.2    Warrener, R.N.3    Calder, I.C.4


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.