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Volumn 45, Issue 22, 2004, Pages 4345-4348

Addition of amine derivatives to phosphorylated 1,2-diaza-1,3-butadienes. Synthesis of α-aminophosphonates

Author keywords

Aminophosphonates; Hydrazones; Michael addition; Phosphorylated 1,2 diaza 1,3 butadienes; Umpolung reaction

Indexed keywords

1,3 BUTADIENE DERIVATIVE; AMINE; PHOSPHORAMIDIC ACID;

EID: 2342662154     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.03.192     Document Type: Article
Times cited : (31)

References (43)
  • 16
    • 2342635924 scopus 로고    scopus 로고
    • note
    • 2c, 3b
  • 30
    • 0042031240 scopus 로고    scopus 로고
    • For recent contributions, see:
    • For recent contributions, see: Chen X., Wiemer D.F. J. Org. Chem. 68:2003;6108-6114
    • (2003) J. Org. Chem. , vol.68 , pp. 6108-6114
    • Chen, X.1    Wiemer, D.F.2
  • 37
    • 2342448046 scopus 로고    scopus 로고
    • note
    • 3 and triethylbenzylammonium chloride
  • 38
    • 2342545539 scopus 로고    scopus 로고
    • note
    • 4 and evaporated under vacuum. Diaza-alkenes 5 proved to be unstable to chromatography and was then used in the next steps without further purification. The identity of products 5 was confirmed by NMR data
  • 42
    • 2342582229 scopus 로고    scopus 로고
    • note
    • 31P NMR on the crude reaction mixture.
  • 43
    • 2342645593 scopus 로고    scopus 로고
    • note
    • 4 and evaporated under vacuum and the crude product was purified by flash-chromatography (silica gel). The identity of products 6-12 was confirmed by NMR data, IR, MS and elemental analyses


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.