Abstract
The mononuclear title complex, [Ce(C7H5O3)2(NO3)(C12H8N2)2], is isostructural to other related lanthanide structures. The Ce atom is in a pseudo-bicapped square-antiprismatic geometry formed by four N atoms from two chelating 1,10-phenanthroline (phen) ligands and by six O atoms, four from two 2,6-dihydroxybenzoate (DHB) ligands and the other two from a nitrate anion. π–π stacking interactions between phen and DHB ligands [centroid–centroid distances = 3.513 (3) and 3.762 (2) Å] and phen and phen ligands [face-to-face separation = 3.423 (7) Å] of adjacent complexes stabilize the crystal structure. Intramolecular O—H⋯O hydrogen bonds are observed in the DHB ligands.
Highlights
The mononuclear title complex, [Ce(C7H5O3)2(NO3)(C12H8N2)2], is isostructural to other related lanthanide structures
The Ce atom is in a pseudo-bicapped squareantiprismatic geometry formed by four N atoms from two chelating 1,10-phenanthroline ligands and by six O
Intramolecular O–H···O hydrogen bonds are observed in the DHB ligands (Fig. 1 & Table 2)
Summary
R factor = 0.043; wR factor = 0.108; data-to-parameter ratio = 12.2. The mononuclear title complex, [Ce(C7H5O3)2(NO3)(C12H8N2)2], is isostructural to other related lanthanide structures. The Ce atom is in a pseudo-bicapped squareantiprismatic geometry formed by four N atoms from two chelating 1,10-phenanthroline (phen) ligands and by six O atoms, four from two 2,6-dihydroxybenzoate (DHB) ligands and the other two from a nitrate anion. – stacking interactions between phen and DHB ligands [centroid–. Centroid distances = 3.513 (3) and 3.762 (2) Å] and phen and phen ligands [face-to-face separation = 3.423 (7) Å] of adjacent complexes stabilize the crystal structure. Intramolecular O—H O hydrogen bonds are observed in the DHB ligands
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