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Volumn 25, Issue 4, 1984, Pages 429-432

New methods and reagents in organic synthesis, 40. Amination of aromatic and heteroaromatic organometallics using diphenyl phosphorazidate (DPPA)

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EID: 0039072983     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(00)99903-9     Document Type: Article
Times cited : (29)

References (20)
  • 1
    • 84918416535 scopus 로고    scopus 로고
    • For Part 39, see S. Harusawa, R. Yoneda, T. Kurihara, Y. Hamada, and T. Shioiri, Tetrahedron Lett., submitted.
  • 3
    • 84918416534 scopus 로고
    • For the other application of DPPA to the preparation of silyl diazo compounds, see:
    • (1983) Chem. Lett. , vol.871
    • Sekiguchi1    Ando2
  • 4
    • 84918416533 scopus 로고    scopus 로고
    • W. Ando, H. Tanikawa, and A. Sekiguchi, Tetrahedron Lett., in press.
  • 5
    • 85004366817 scopus 로고
    • New methods and reagents in organic synthesis. 37. Trimethylsilyldiazomethane. A convenient reagent for the preparation of vinylsilanes from alkanesulfonyl chlorides.
    • For a recent preparative use of trimethylsilyldiazomethane, see
    • (1983) CHEMICAL & PHARMACEUTICAL BULLETIN , vol.31 , pp. 2957
    • Aoyama1    Toyama2    Tamaki3    Shioiri4
  • 15
    • 0000263951 scopus 로고
    • Reports on the direct electrophilic amination of organometallics have also appeared recently see:, and references therein
    • (1982) J. Org. Chem. , vol.47 , pp. 2822
    • Beak1    Kokko2
  • 19
    • 84918416532 scopus 로고    scopus 로고
    • In the case of the lithiation followed by the amination, n-butyllithium was used in tetra hydrofuran for the ortholithiation and warming up to −20°C was not necessary for the reaction with DPPA.
  • 20
    • 84918416531 scopus 로고    scopus 로고
    • Free amines were obtained at this stage by removal of the solvent, followed by purification of the concentrated residue.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.