A bell-like 15-metallacrown-5 complex from flexible H(2)Glyha ligand: Synthesis, structure and filed-induced slow magnetic relaxation

A bell-like 15-metallacrown-5 complex from flexible H(2)Glyha ligand: Synthesis, structure and filed-induced slow magnetic relaxation

The reaction of Glycinehydroxamic acid (H(2)glyha) ligand, Cu(OAc)(2)center dot H2O and Dy(NO3)(3)center dot 6H(2)O afforded an intriguing bell-like 15-Metallacrown-5 complex [Dy(OAc)Cu-5(glyha)(5)(H2O)(4)]center dot 2NO(3)center dot 4H(2)O, which exhibit a cyclic [CuGly](5) frame and a Dy(III) ion...

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Veröffentlicht in:Journal of molecular structure 2020-12, Vol.1221, Article 128822
Hauptverfasser: Yang, Hua, Liu, Zhi, Meng, Yanxia, Zeng, Suyuan, Li, Yunwu, Li, Dacheng, Dou, Jianmin
Format: Artikel
Sprache:eng
Schlagworte:
Chemistry
Chemistry, Physical
Physical Sciences
Science & Technology
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Zusammenfassung:The reaction of Glycinehydroxamic acid (H(2)glyha) ligand, Cu(OAc)(2)center dot H2O and Dy(NO3)(3)center dot 6H(2)O afforded an intriguing bell-like 15-Metallacrown-5 complex [Dy(OAc)Cu-5(glyha)(5)(H2O)(4)]center dot 2NO(3)center dot 4H(2)O, which exhibit a cyclic [CuGly](5) frame and a Dy(III) ion is located at the center of the ring with the help of ring five oxygen atoms in the equatorial plane. Magnetic studies reveal complex 1 shows antiferromagnetic coupling interactions and field-induced slow magnetic relaxation. (C) 2020 Elsevier B.V. All rights reserved.
ISSN:0022-2860
1872-8014
DOI:10.1016/j.molstruc.2020.128822