title: (S)-2-Methylpiperazinediium dichloride 0.42-hydrate.
abstract: The cations and anions of the chiral title compound, C(5)H(14)N(2) (2+)·2Cl(-)·0.42H(2)O, are linked by N-H⋯Cl hydrogen bonds into chains propagating in [100], which contain R(4) (2)(14) loops.
authors.affiliation: Department of Chemistry, University of Aberdeen, Meston Walk, Aberdeen AB24 3UE, Scotland.
authors.forename: William T A
authors.initials: WT
authors.lastname: Harrison