On triazoles. XL [1]. Non catalytic dehalogenation of some 5-chloro- 1,2,4-triazolo[1,5-a]pyrimidine derivatives

Journal of Heterocyclic Chemistry

Volumn 36, Issue 5, 1999, Pages 1199-1212

  Berecz, Gábor ^a   Reiter, József ^a   Császár, János ^b  

^a EGIS PHARMACEUTICALS LTD   (Hungary)

^b EÖTVÖS LORÁND UNIVERSITY   (Hungary)

Author keywords

[No Author keywords available]

Indexed keywords

PYRIMIDINE DERIVATIVE; TRIAZOLE DERIVATIVE;

ARTICLE; CHEMICAL MODIFICATION; CHEMICAL REACTION; DEHALOGENATION; HYDROGENATION; HYDROLYSIS; REACTION ANALYSIS;

EID: 0032762944     PISSN: 0022152X     EISSN: None     Source Type: Journal    
DOI: 10.1002/jhet.5570360515     Document Type: Article

References (26)

1. For Part XXXIX see, J. Reiter Jr. and J. Reiter, J. Heterocyclic Chem., 34, 1519 (1997).
2. J. Reiter, L. Pongó and P. Dvortsák, Tetrahedron, 43, 2497 (1987).
3. J. Reiter, L. Pongó, T. Somorai and I. Pallagi, Monatsh. Chem., 121, 173 (1990).
4. J. Reiter and L. Pongó, Org. Prep. Proced. Int., 21, 163 (1989).
5. J. Reiter, G. Berecz and I. Pallagi, J. Heterocyclic Chem., 28, 721 (1991).
6. K. Esses-Reiter and J. Reiter, J. Heterocyclic Chem., 24, 1503 (1987).
7. J. Reiter and K. Esses-Reiter, J. Heterocyclic Chem., 28, 561 (1991).
8. J. Reiter and E. Rivó, J. Heterocyclic Chem., 26, 971 (1989).
9. 2), 104.0 (C-Sa), 127.7 (PhC-4′), 128.7 (PhC-2′,6′), 129.3 (PhC-3′,5′), 137.3 (PhC-1′), 145.3 (C-9a), 151.3 (C-10a), 155.5 (C-5), 163.4 (C-2); assignment confirmed by HSQC.
10. J. Reiter, G. Berecz, G. Zsila, G. Gigler, L. Petocz, M. Fekete, M. Szécseyné-Hegedus, L. Rohácsné-Zamkovaja, F. Görgényi and M. Csörgo, Hungarian Patent No. 208,693; Chem. Abstr., 118, 234093q (1993).
11. J. Reiter, G. Berecz, G. Zsila, G. Gigler, L. Petocz, M. Fekete, M. Szécseyné-Hegedus, L. Rohácsné-Zamkovaja, F. Görgényi and M. Csörgo, Hungarian Patent No. 208,693; Chem. Abstr., 118, 234093q (1993).
12. A. Albert and R. Royer, J. Chem. Soc., 1148 (1949).
13. G. Berecz, I. Szilágyi, et al (to be published).
14. H. S. Hertz, B. Coxon and A. R. Siedle, J. Org. Chem., 42, 2508 (1977).
15. L. M. Harwood, Aldrichimica Acta, 18, 25 (1985); see also Vogel's Textbook of Practical Organic Chemistry, 5th Ed, Longman, 1989, p 220.
16. L. M. Harwood, Aldrichimica Acta, 18, 25 (1985); see also Vogel's Textbook of Practical Organic Chemistry, 5th Ed, Longman, 1989, p 220.
17. G. Berecz, J. Reiter, K. Reiterné-Esses, E. Rivó, L. Pongó and P. Trinka, Hungarian Patent No. 208,694; Chem. Abstr., 118, 254946y (1993).
18. G. Berecz, J. Reiter, K. Reiterné-Esses, E. Rivó, L. Pongó and P. Trinka, Hungarian Patent No. 208,694; Chem. Abstr., 118, 254946y (1993).
19. J. Reiter, L. Pongó, T. Somorai and P. Dvortsák, J. Heterocyclic Chem., 23, 401 (1986).
20. J. S. Bajwa and P. J. Sykes, J. Chem. Soc., Perkin Trans. I, 3085 (1979).
21. J. W. Cook, R. P. Gentles and S. H. Tucker, Rec. Trav. Chim., 69, 343 (1950).
22. 2), 7.2-7.4 (m, 5H, PhH), 10.9 (bs, 1H, NH).
23. J. Reiter, T. Somorai, E. Kasztreiner, L. Toldy, T. Somogyi and T. Balogh, Hungarian Patent 181,743; Chem. Abstr., 99, P70405d (1983).
24. J. Reiter, T. Somorai, E. Kasztreiner, L. Toldy, T. Somogyi and T. Balogh, Hungarian Patent 181,743; Chem. Abstr., 99, P70405d (1983).
25. + = 327; for 3k base see [9].
26. R. Otto, J. Lowenthal and A. vonGruber, Liebigs Ann. Chem., 149, 102 (1869).