3-formylchromones IV. The rearrangement of 3-formylchromone enamines as a simple, facile route to novel pyrazolo[3,4-b]pyridines and the synthetic utility of the latter

Molecules

Volumn 10, Issue 7, 2005, Pages 809-821

  Lácová, Margita ^a   Puchala, Agnieszka ^b   Solčanyova, Eva ^a   Lac, Jan ^c   Koiš, Pavol ^a   Chovancová, Jarmila ^a   Rasala, Danuta ^b  

^a Faculty of Natural Sciences   (Slovakia)

^b JAN KOCHANOWSKI UNIVERSITY   (Poland)

^c EML Research   (Germany)

Author keywords

4 Oxo 4H 1 benzopyrane; Coumarin; Enamine; Microwave irradiation; Pyrazole; Rearrangement

Indexed keywords

AMINE; CHROMOGRANIN; CHROMONE DERIVATIVE; COUMARIN; COUMARIN DERIVATIVE; FORMYLCHROMONE; PYRAZOLE DERIVATIVE; PYRIDINE DERIVATIVE; PYRIMIDINE DERIVATIVE;

ARTICLE; CHEMISTRY; MICROBIOLOGICAL EXAMINATION; SYNTHESIS;

AMINES; CHROMOGRANINS; CHROMONES; COUMARINS; MICROBIAL SENSITIVITY TESTS; PYRAZOLES; PYRIDINES; PYRIMIDINES;

EID: 33644792495     PISSN: 14203049     EISSN: 14203049     Source Type: Journal    
DOI: 10.3390/10070809     Document Type: Article

References (15)

1. Stankovičová, H.; Lácová, M.; Gáplovský, A.; Chovancová J.; Pronayová, N. Tetrahedron 2001, 57, 3455.
2. Stankovičová, H.; Fabian, W.M.F.; Lácová, M. Molecules 1996, 1, 223.
3. Stankovičová, H.; Gašparová, R; Lácová, M.; Chovancová, J. Collect. Czech. Chem. Commun. 1997, 62, 781.
4. El-Shaaer, H.M.; Perjessy, A.; Záhradník, P.; Lácová, M. Collect. Czech. Chem. Commun. 1994, 59, 1673.
5. El-Shaaer, H.M.; Perjessy, A.; Záhradnik, P.; Lácová , M.; Šusteková, Z. Monatsh. Chem. 1993, 124, 539.
6. Stankovičová, H.; Gáplovský, A.; Lácová, M.; Puchala A.; Chovancová, J. J. Am. Chem. Soc. (in press).
7. Gáplovský, A.; Donovalová, J.; Lácová, M.; Mračnová, R.; El-Shaaer, H.M. J. Photochem. Photobio.-A: Chem. 2000, 136, 61.
8. El-Shaaer, H.M.; Foltinová, P.; Lácová, M.; Chovancová, J.; Stankovičová, H. Il Farmaco 1998, 53, 224.
9. Gašparová, R.; Lácová, M.; EL-Shaaer. H.M. Il Farmaco 1997, 52, 251.
10. Gosh, Ch.K.: J. Hetrocycl. Chem. 1983, 20, 1437.
11. Sabitha, G. Aldrichim. Acta 1996, 29, 15.
12. Gašparová, R.; Lácová, M. Collect. Czech. Chem. Commun 1995, 60, 1178.
13. Lácová, M.; Gašparová, R.; Loos, D.; Liptay, T.; Pronayová, N. Molecules, 2000, 5, 167.
14. Nohara, A.; Umetani, T.; Sanno, Y. Tetrahedron Lett. 1973, 14, 1995.
15. Nohara, A.; Umetani, T.; Sanno, Y. Tetrahedron 1974, 30, 3553.