Michael addition of indole to α,β-unsaturated ketones catalysed by silica sulfuric acid under ultrasonic irradiation

Journal of Chemical Research

Volumn , Issue 1, 2006, Pages 41-42

  Li, Ji Tai ^a   Dai, Hong Guang ^a   Xu, Wen Zhi ^a   Li, Tong Shuang ^a  

^a HEBEI UNIVERSITY   (China)

Author keywords

Michael addition; Silica sulfuric acid; Synthesis; Ultrasound; indolylketones

Indexed keywords

EID: 33644701364     PISSN: 03082342     EISSN: None     Source Type: Journal    
DOI: 10.3184/030823406776331025     Document Type: Article

References (12)

1. S.J. Ji and S.Y. Wang, Ultrason.Sonochem., 2005, 12, 339, and reference therein.
2. M. Agnusdei, M. Bandini, A. Melloni and A. Umani-Ronchi, J. Org. Chem., 2003, 68, 7126, and reference therein.
3. J.S. Yadav, S. Abraham. B.V.S. Reddy and G. Sabitha, Synthesis, 2001, 14, 2165.
4. (a) M. Bandini, P.G. Cozzi, M. Giacomini, P. Melchiorre, S. Selva and A. Umani-Ronchi, J. Org. Chem., 2002, 67, 3700;
5. (b) G. Bartoli, M. Bartolacci, M. Bosco, G. Foglia, A. Giuliani, E. Marcantoni, L. Sambri and E. Torregiani, J. Org. Chem., 2003, 68, 4594.
6. (a) M.M. Alam, R. Varala and S. Adapa, Tetrahedron Lett., 2003, 44, 5115;
7. (b) A.V. Reddy, K. Ravinder, T.V. Gound, P. Krishnaiah, T.V. Raju and Y. Venkateswarlu, Tetrahedron Lett., 2003, 44, 6257.
8. M.A. Zolfigol, Tetrahedron, 2001, 57, 9509.
9. P. Salehi, M. Dabiri, M.A. Zolfigol and M.B. Fard, Heterocycles., 2003, 60, 2435.
10. J.T. Li, H.Y. Li and H.Z. Li, J. Chem. Res., 2004, 416.
11. J.T. Li, J.F. Han, J.H. Yang and T.S. Li, Ultrason.Sonochem., 2003, 10, 119, and reference therein.
12. J.T. Li, H.G. Dai, W.Z. Xu and T.S. Li, Ultrason.Sonochem., 2006, 13, 24.