Yttrium Coordination Compounds with Nitrilotris(Methylenephosphonic Acid)

• Published in: Russian journal of coordination chemistry Vol. 45; no. 5; pp. 361 - 370
• Main Authors: Somov, N. V., Chausov, F. F., Lomova, N. V., Zakirova, R. M., Petrov, V. G., Zhirov, D. K., Shumilova, M. A.
• Format: Journal Article
• Language: English
• Published: Moscow Pleiades Publishing 01-05-2019; Springer Nature B.V
• Subjects: Chelates; Chemistry; Chemistry and Materials Science; Coordination compounds; Crystallography; Crystals; Inorganic Chemistry; Physical Chemistry; X-ray diffraction; nitrilotris(methylenephosphonates); crystal structure; yttrium; coordination compounds; chelate complexes; X-ray photoelectron spectra
• ISSN: 1070-3284; 1608-3318
• DOI: 10.1134/S1070328419030096

Nitrilotris(methylenephosphonato)yttrium [YH
3
{N(CH
2
PO
3
)
3
}] · 2H
2
O (
I
) and octapotassium monohydro-bis-nitrilotris(methylenephosphonato)yttriate pentadecahydrate K
8
[YH{N(CH
2
PO
3
)
3
}
2
] · 15H
2
O (
II
) were synthesized and studied. The structure of
II
was determined by X-ray diffraction (CIF file CCDC no. 1847628). The crystals of
II
are triclinic, space group
P
,
Z
= 2,
a
= 11.0264(8),
b
= 11.3857(8),
c
= 16.6938(6) Å, α = 86.455(4)°, β = 85.269(4)°, γ = 85.319(6)°. The ligand molecules are crystallographically and functionally non-equivalent; one is completely deprotonated and chelates the Y atom via one N- and three O-donor centers and the other one chelates the Y atom via two O atoms.