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Structures of 2,4,6-tri-alpha-pyridyl-1,3,5-triazine complexes of the lanthanoid nitrates: A study in the lanthanoid contraction

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Structures of 2,4,6-tri-alpha-pyridyl-1,3,5-triazine complexes of the lanthanoid nitrates: A study in the lanthanoid contraction. / Cotton, Simon A.; Franckevicius, Vilius; Mahon, Mary F.; Ooi, Li Ling; Raithby, PaulR.; Teat, Simon J.

In: Polyhedron, Vol. 25, No. 4, 06.03.2006, p. 1057-1068.

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Cotton, Simon A. ; Franckevicius, Vilius ; Mahon, Mary F. ; Ooi, Li Ling ; Raithby, PaulR. ; Teat, Simon J. / Structures of 2,4,6-tri-alpha-pyridyl-1,3,5-triazine complexes of the lanthanoid nitrates: A study in the lanthanoid contraction. In: Polyhedron. 2006 ; Vol. 25, No. 4. pp. 1057-1068.

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@article{769ad65969ec47abaad046f4270d5190,
title = "Structures of 2,4,6-tri-alpha-pyridyl-1,3,5-triazine complexes of the lanthanoid nitrates: A study in the lanthanoid contraction",
abstract = "The structures are reported of 20 1:1 complexes formed between 2,4,6-tri-cz-pyridyl-1,3,5-triazine (tptz) and the nitrates of yttrium and the lanthanoids (La-Lu except Pm). The complexes can be divided up into a series of structural types. The majority of the characterised complexes belong to the isostructural family [Ln(tptz)(NO3)(3)(H2O)]center dot 2C(2)H(5)OH (Ln = Y (3), La-Yb (4-16)), which have three bidentate nitrate groups as well as a co-ordinated water molecule, and the metal ion is 10 co-ordinate, whilst a similar lanthanum complex [La(tptz)(NO3)(3)(H2O)]center dot Me2CO (2) has been prepared. Eleven co-ordinate [La(tptz)(NO3)(3)(CH3OH)(2)] (1), which has three bidentate nitrate groups as well as two co-ordinated methanol molecules, is also reported. By varying the solvent used, three different lutetium complexes can be obtained; [Lu(tptz)(NO3)(3)(C2H5OH)]center dot C2H5OH (18) and [Lu(tptz)(NO3)(3)(H2O)]center dot MeCN (19), both featuring two bidentate nitrate groups, a monodentate nitrate group and a co-ordinated solvent molecule, and [Lu(tptz)(NO3)(2)(H2O)(2)]NO3 center dot 3MeOH (20), whose cation contains two bidentate nitrate groups as well as two co-ordinated water molecules. The ytterbium complex [Yb(tptz)(NO3)(3)(C2H5OH)]-C2H5OH (17) is also described. (c) 2005 Elsevier Ltd. All rights reserved.",
keywords = "1/1 ADDUCTS, LIGANDS, 2,4,6-tri-alpha-pyridyl-1,3,5-triazine, nitrate, 2,2'/6',2''-TERPYRIDINE, EUROPIUM, 1,10-PHENANTHROLINE, SOLVENT-EXTRACTION, SEPARATION, SYSTEMATICS, lanthanoids, crystal structures, RARE-EARTH COMPLEXES",
author = "Cotton, {Simon A.} and Vilius Franckevicius and Mahon, {Mary F.} and Ooi, {Li Ling} and PaulR. Raithby and Teat, {Simon J.}",
year = "2006",
month = mar,
day = "6",
doi = "10.1016/j.poly.2005.12.012",
language = "English",
volume = "25",
pages = "1057--1068",
journal = "Polyhedron",
issn = "0277-5387",
publisher = "Elsevier Limited",
number = "4",

}

RIS

TY - JOUR

T1 - Structures of 2,4,6-tri-alpha-pyridyl-1,3,5-triazine complexes of the lanthanoid nitrates: A study in the lanthanoid contraction

AU - Cotton, Simon A.

AU - Franckevicius, Vilius

AU - Mahon, Mary F.

AU - Ooi, Li Ling

AU - Raithby, PaulR.

AU - Teat, Simon J.

PY - 2006/3/6

Y1 - 2006/3/6

N2 - The structures are reported of 20 1:1 complexes formed between 2,4,6-tri-cz-pyridyl-1,3,5-triazine (tptz) and the nitrates of yttrium and the lanthanoids (La-Lu except Pm). The complexes can be divided up into a series of structural types. The majority of the characterised complexes belong to the isostructural family [Ln(tptz)(NO3)(3)(H2O)]center dot 2C(2)H(5)OH (Ln = Y (3), La-Yb (4-16)), which have three bidentate nitrate groups as well as a co-ordinated water molecule, and the metal ion is 10 co-ordinate, whilst a similar lanthanum complex [La(tptz)(NO3)(3)(H2O)]center dot Me2CO (2) has been prepared. Eleven co-ordinate [La(tptz)(NO3)(3)(CH3OH)(2)] (1), which has three bidentate nitrate groups as well as two co-ordinated methanol molecules, is also reported. By varying the solvent used, three different lutetium complexes can be obtained; [Lu(tptz)(NO3)(3)(C2H5OH)]center dot C2H5OH (18) and [Lu(tptz)(NO3)(3)(H2O)]center dot MeCN (19), both featuring two bidentate nitrate groups, a monodentate nitrate group and a co-ordinated solvent molecule, and [Lu(tptz)(NO3)(2)(H2O)(2)]NO3 center dot 3MeOH (20), whose cation contains two bidentate nitrate groups as well as two co-ordinated water molecules. The ytterbium complex [Yb(tptz)(NO3)(3)(C2H5OH)]-C2H5OH (17) is also described. (c) 2005 Elsevier Ltd. All rights reserved.

AB - The structures are reported of 20 1:1 complexes formed between 2,4,6-tri-cz-pyridyl-1,3,5-triazine (tptz) and the nitrates of yttrium and the lanthanoids (La-Lu except Pm). The complexes can be divided up into a series of structural types. The majority of the characterised complexes belong to the isostructural family [Ln(tptz)(NO3)(3)(H2O)]center dot 2C(2)H(5)OH (Ln = Y (3), La-Yb (4-16)), which have three bidentate nitrate groups as well as a co-ordinated water molecule, and the metal ion is 10 co-ordinate, whilst a similar lanthanum complex [La(tptz)(NO3)(3)(H2O)]center dot Me2CO (2) has been prepared. Eleven co-ordinate [La(tptz)(NO3)(3)(CH3OH)(2)] (1), which has three bidentate nitrate groups as well as two co-ordinated methanol molecules, is also reported. By varying the solvent used, three different lutetium complexes can be obtained; [Lu(tptz)(NO3)(3)(C2H5OH)]center dot C2H5OH (18) and [Lu(tptz)(NO3)(3)(H2O)]center dot MeCN (19), both featuring two bidentate nitrate groups, a monodentate nitrate group and a co-ordinated solvent molecule, and [Lu(tptz)(NO3)(2)(H2O)(2)]NO3 center dot 3MeOH (20), whose cation contains two bidentate nitrate groups as well as two co-ordinated water molecules. The ytterbium complex [Yb(tptz)(NO3)(3)(C2H5OH)]-C2H5OH (17) is also described. (c) 2005 Elsevier Ltd. All rights reserved.

KW - 1/1 ADDUCTS

KW - LIGANDS

KW - 2,4,6-tri-alpha-pyridyl-1,3,5-triazine

KW - nitrate

KW - 2,2'/6',2''-TERPYRIDINE

KW - EUROPIUM

KW - 1,10-PHENANTHROLINE

KW - SOLVENT-EXTRACTION

KW - SEPARATION

KW - SYSTEMATICS

KW - lanthanoids

KW - crystal structures

KW - RARE-EARTH COMPLEXES

U2 - 10.1016/j.poly.2005.12.012

DO - 10.1016/j.poly.2005.12.012

M3 - Journal article

VL - 25

SP - 1057

EP - 1068

JO - Polyhedron

JF - Polyhedron

SN - 0277-5387

IS - 4

ER -