Acta Cryst. (2009). E65, o303  [ doi:10.1107/S160053680900066X ]

Norfloxacin sesquihydrate

N. V. Ravindra, G. M. Panpalia and A. R. P. S. Jagarlapudi

Abstract: In the crystal structure of the title compound [systematic name: 1-ethyl-6-fluoro-4-oxo-7-(piperazin-4-ium-1-yl)-1,4-dihydroquinoline-3-carboxylate sesquihydrate], C₁₆H₁₈FN₃O₃·1.42H₂O, N-HO and O-HO hydrogen bonds assemble the molecules in a two-dimensional layered corrugated sheet structure parallel to the b axis. The water molecules are disordered [occupancies 0.741 (11) and 0.259 (11)].

Online 14 January 2009

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