Regioselectivity in preparation of unsymmetrically substituted 3-aminoquinoxalin-2(1H)-ones

Journal of the Chemical Society - Perkin Transactions 1

Volumn , Issue 13, 1999, Pages 1789-1793

  Csikos, Eva ^a   Gönczi, Csaba ^a   Podânyi, Benjamin ^b   Tôth, Gâbor ^b   Hermecz, Istvân ^b  

^a Chinoin Pharmaceutical and Chemical Works Ltd   (Hungary)

^b BUDAPEST UNIVERSITY OF TECHNOLOGY AND ECONOMICS   (Hungary)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0011197975     PISSN: 0300922X     EISSN: None     Source Type: Journal    
DOI: 10.1039/a902978h     Document Type: Article

References (18)

1. Cs. Gönczi, E. Csikös, E. Sândor, J. Bencze, V. Lakics, P. Molnâr, A. Szappanos, B. Podänyi, I. Hermecz, G. Héja, S. Bâthori, I. Bata, A. Csutor, I. Szvoboda, Zs. Böcskei and I. Ritz, WO9719934, 1997 (Chem. Abslr., 1997,127,95295c).
2. A. Diaz, M. P. Matia, J. L. Garcia-Navio, J. J. Vaquero and J. AIvarez-Builla, J. Org. Chem., 1994,59,8294.
3. (b) G. l. Braz, G. B. Myasinkova, A. Ya. Yakubovich and V. P. Bazov, Zh. Obshch. Kliim., 1964, 34, 2980 (Chem. Abstr., 1965,62,562h).
4. (a) A. McKillop, A. Henderson and P. S. D. Ray, Tetrahedron Lett., 1982, 23, 3357;
5. (b) A. McKillop, S. K. Chattopadhyay, A. Henderson and C. Avendano, Synthesis, 1997, 301.
6. In DMSO-rf6 the tautomeric equilibrium is shifted strongly towards the form indicated in the scheme.
7. A. Bax and M. F. Summers, J. Am. Chem. Soc., 1986,108,2093.
8. L. Muller, J. Am. Chem. Soc., 1979,101,4481.
9. E. Pretsch, J. Seibl, W. Simon and T. Clerc, Tabellen zur Strukturaufklärung organischer Verbindungen mit spektroskopischen Methoden, Springer, Berlin, Heidelberg, New York, 1981.
10. D. M. Doddrell, D. T. Pegg and M. R. Bendall, J. Magn. Reson., 1982,48,323.
11. M. O. Lozinszkij, A. A. Dmitruha and A. G. Bratoljubova, Zs. Organicseszkoj Khim., 1974, 10, 71 (Chem. Abslr., 1974, 80, 108139t).
12. D. Batholomew and I. T. Kay, Tetrahedron Lett., 1979,2827.
13. L. W. Kissinger and H. E. Ungade, J. Org. Chem., 1958,23, 1517.
14. A. Koçak, Ö. Bekâroglu, Helv. Chim. Ada, 1984,67,1503.
15. X. Gaudiano and X. Ricca, Gau. Chim. Ital., 1959,89, 587.
16. 13C NMR spectra and from 2D spectra using a modified HSQC pulse sequence.
17. K. E. Köver, O. Prakash and V. Hruby, Magn. Reson. Chem., 1993,31,231.
18. W. Wieker, D. Leibfritz, R. Kerssebaum and W. Bermel, Magn. Reson. Chem., 1993,31,287.