(IUCr) Crystallography Journals Online

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Acta Cryst. (2003). E59, o1804-o1806 [ doi:10.1107/S1600536803023675 ]

3,7,7-Trimethyl-1-phenyl-1,6,7,8-tetrahydro-5H-pyrazolo[3,4-b]quinolin-5-one

J. N. Low, J. Mera, J. Quiroga and J. Cobo

Abstract: The title compound, C₁₉H₁₉N₃O, crystallizes in the space group P $\overline 1$ , with Z' = 2. Weak C-HN, C-HO and C-H [pi] interactions link the molecules into ribbons.

Online 23 October 2003