Acta Cryst. (2002). C58, o125-o128  [ doi:10.1107/S0108270101021564 ]

2-(4-Bromophenyl)-1,2-dihydropyrimido[1,2-a]benzimidazol-4(3H)-one and 4-(4-methylphenyl)-3,4-dihydropyrimido[1,2-a]benzimidazol-2(1H)-one form hydrogen-bonded base-paired dimers

J. N. Low, J. Cobo, B. Insuasty, M. Nogueras, A. Salcedo and A. Sánchez

Formula: C₁₆H₁₂BrN₃O and C₁₇H₁₅N₃O

Online 31 January 2002

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