TY - JOUR
T1 - A holmium complex of a macrocyclic ligand (DOTA) and its isostructural europium analogue
AU - Benetollo, Franco
AU - Bombieri, Gabriella
AU - Aime, Silvio
AU - Botta, Mauro
PY - 1999/3/15
Y1 - 1999/3/15
N2 - The holmium and europium complexes of the tetra-anion of 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid (H4DOTA), namely, sodium aqua-(1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetato)-holmium(III) tetrahydrate, Na[Ho(C16H24N4O8)(H 2O)]·-4H2O, and sodium aqua(1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetato)europium(III) tetrahydrate, Na[Eu-(C16H24N4O8)(H 2O)]·4H2O, show nine-coordination around the metal ion, with a square antiprismatic coordination geometry involving four N- and four O-donor atoms of the DOTA ligand, and a coordinated water molecule in a capping position.
AB - The holmium and europium complexes of the tetra-anion of 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid (H4DOTA), namely, sodium aqua-(1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetato)-holmium(III) tetrahydrate, Na[Ho(C16H24N4O8)(H 2O)]·-4H2O, and sodium aqua(1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetato)europium(III) tetrahydrate, Na[Eu-(C16H24N4O8)(H 2O)]·4H2O, show nine-coordination around the metal ion, with a square antiprismatic coordination geometry involving four N- and four O-donor atoms of the DOTA ligand, and a coordinated water molecule in a capping position.
UR - http://www.scopus.com/inward/record.url?scp=0000622290&partnerID=8YFLogxK
U2 - 10.1107/S0108270198014450
DO - 10.1107/S0108270198014450
M3 - Article
SN - 0108-2701
VL - 55
SP - 353
EP - 356
JO - Acta Crystallographica Section C: Crystal Structure Communications
JF - Acta Crystallographica Section C: Crystal Structure Communications
IS - 3
ER -