1-Ethyl-6-fluoro-7-(4-methylpiperazin-4-ium-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylate hexahydrate

Abstract

In the title compound, C17H20FN3O3·6H2O, the pefloxacin (pef) neutral zwitterion is accompanied by six water molecules of hydration. An extensive network of O—H...O and N—H...O hydrogen bonds help to establish the crystal packing.