K. Nakamura et al., SODIUM IAQUA(ETHYLENEDIAMINETETRA-ACETATO)LANTHANATE(III) PENTAHYDRATE AND THE ISOMORPHOUS NEODYMIUM(III) AND EUROPIUM(III) SALTS, Acta crystallographica. Section C, Crystal structure communications, 51, 1995, pp. 1559-1563
Sodium (1,2-ethanediyldinitrilo-kappa(2)N,N')tetraacetato -kappa(4)O(1
),O-2,O-3,O-4]lanthanate(III) pentahydrate, Na[La(C10H12N2O8)(H2O)(3)]
.5H(2)O, sodium nediyldinitrilo-kappa(2)N,N')tetraacetato-kappa(4) O-1
,O-2,O-3,O-4]-neodymate(III) pentahydrate, Na[Nd(C10H12N2O8)(H2O)(3)]
.5 H2O, and sodium triaqua [(1,2ethanediyldinitrilo-kappa(2)N, etraace
tato-kappa(4)O(1),O-2,O-3,O-4]europate(III) pentahydrate, Na[EU(C10H12
N2O8)(H2O)(3)].5H(2)O, are isomorphous and isostructural; all contain
nine-coordinate lanthanoid ions, each of which bonds to two N atoms, f
our acetate O atoms and three water molecules.