H. Zhang et al., AN ASSESSMENT OF IONIC AND HYDROGEN-BONDING IN THE CRYSTAL-STRUCTURE OF (DL-SERINE.H-.H2O()(2).SO42), Acta crystallographica. Section C, Crystal structure communications, 53, 1997, pp. 1286-1288
The crystal structure of DL-diserinium sulfate hydrate, 2C(3)H(8)NO(3)
(+). SO42-. H2O, consists of sulfate-containing 'ionic complexes' inte
rconnected by extensive hydrogen bonds to form a complex network, crea
ting channels which are filled by water molecules.