QUINOXALINE-BENZIMIDAZOLE REARRANGEMENTS IN THE REACTIONS OF 3-ALKANOYLQUINOXALIN-2-ONES WITH 1,2-PHENYLENEDIAMINES
DOI:
https://doi.org/10.1007/7372Keywords:
3-alkanoylquinoxalin-2-ones, benzimidazole, 1, 2-phenylenediamines, IR and 1H NMR spectra, rearrangements, ring contractionAbstract
The interaction of 3-alkanoylquinoxalin-2-ones with 1,2-phenylenediamines in boiling acetic acid led to the contraction of the pyrazine ring as the result of a quinoxaline-benzimidiazole rearrangement with the formation of 2-benzimidazolyl-substituted quinoxalines.How to Cite
Kalinin, A. A.; Isaikina, O. G.; Mamedov, V. A. Chem. Heterocycl. Compd. 2007, 43, 1307. [Khim. Geterotsikl. Soedin. 2007, 1539.]
For this article in the English edition see DOI 10.1007/s10593-007-0198-3