166904-79-6Relevant articles and documents
2H-Benzimidazoles (Isobenzimidazoles). Part 9. Synthesis and Reactions of 4,6-Dibromo-2H-benzimidazole-2-spirocyclohexane
Hazelton, Justine C.,Iddon, Brian,Redhouse, Alan D.,Suschitzky, Hans
, p. 5597 - 5608 (2007/10/02)
The title compound 1 was prepared by condensation of 3,5-dibromo-o-phenylenediamine 10 with cyclohexanone and oxidation of the resulting 4,6-dibromo-1,3-dihydro-2H-benzimidazole-2-spirocyclohexane 5 with manganase dioxide.With sodium 2,3-dichlorophenoxide