A highly chemo- and regioselective N-acylative alkynylation of quinolines with alkynylsilanes promoted by triflate ion

Chemistry Letters

Volumn , Issue 6, 1998, Pages 547-548

  Yamaguchi, Ryohei ^a   Omoto, Yoshikazu ^a   Miyake, Masahiro ^a   Fujita, Ken Ichi ^a  

^a KYOTO UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0032361776     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1998.547     Document Type: Article

References (16)

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11. For general reviews on N-acyliminium ions, see W. N. Speckamp and H. Hiemstra, Tetrahedron, 41, 4367 (1985). H. Hiemstra and W. N. Speckamp, in "Comprehensive Organic Synthesis," ed by B. M. Trost and I. Fleming, Pergamon Press (1991), Vol. 2, p. 1047.
12. For general reviews on N-acyliminium ions, see W. N. Speckamp and H. Hiemstra, Tetrahedron, 41, 4367 (1985). H. Hiemstra and W. N. Speckamp, in "Comprehensive Organic Synthesis," ed by B. M. Trost and I. Fleming, Pergamon Press (1991), Vol. 2, p. 1047.
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14. 2 less reactive than the latter: I. Egle, V. Gabelica, A. J. Kresge, and T. T. Tidwell, Can. J. Chem., 74, 1366 (1996).
15. 2 less reactive than the latter: I. Egle, V. Gabelica, A. J. Kresge, and T. T. Tidwell, Can. J. Chem., 74, 1366 (1996).
16. An use of a smaller amount (0.3 eq) of AgOTf lowered the yield to 45%.