191847-81-1Relevant articles and documents
O-Nitroaniline derivatives. Part 14. Cyclisations leading to benzimidazole N-oxides, N-hydroxybenzimidazolones and N-hydroxyquinoxaline-2,3-diones: A mechanistic borderline
Collins Cafiero, Pamela A.,French, Colin S.,McFarlane, Michael D.,Mackie, Raymond K.,Smith, David M.
, p. 1375 - 1384 (2007/10/03)
The base-induced cyclisations of N-(o-nitrophenyl)glycine derivatives (nitriles 9 or esters 13) bearing additional substituents at the other ortho-position are anomalous, resembling those involving N-(o-nitrophenyl)sarcosine analogues. The nitriles are co