Acta Crystallographica Section E: Structure Reports Online, vol.61, no.6, 2006 (SCI-Expanded)
In the title compound, C13H20N2O 4 the piperazine ring displays a chair conformation. The occurrence of O-H⋯N hydrogen bonding results in the formation of a layer-like structure, which extends parallel to the ac plane. © 2005 International Union of Crystallography Printed in Great Britain - all rights reserved.