Large easy-axis magnetic anisotropy in a series of trigonal prismatic mononuclear cobalt (II) complexes with zero-field hidden single-molecule magnet behaviour: the …

A Landart-Gereka, MM Quesada-Moreno… - Inorganic Chemistry …, 2022 - pubs.rsc.org
The complexes [Co (L)] X· S (X= CoCl42−, S= CH3CN (1); X= ZnCl42−, S= CH3OH (2)),[Co
(L)] X2· S (X= ClO4−, S= 2CH3OH (3) and X= BF4−(4)) and [Co (L)(NCS) 2](5), where L= the …

Trigonal prismatic cobalt (II) single-ion magnets: Manipulating the magnetic relaxation through symmetry control

B Yao, MK Singh, YF Deng, YN Wang… - Inorganic …, 2020 - ACS Publications
Two mononuclear trigonal prismatic Co (II) complexes [Co (tppm*)][BPh4] 2 (1) and [Co
(hpy)][BPh4] 2· 3CH2Cl2 (2)(tppm*= 6, 6′, 6 ″-(methoxymethanetriyl) tris (2-(1 H-pyrazol-1 …

Pushing up the easy-axis magnetic anisotropy and relaxation times in trigonal prismatic Co II mononuclear SMMs by molecular structure design

A Landart-Gereka, MM Quesada-Moreno… - Chemical …, 2023 - pubs.rsc.org
The replacement of pyridine by 1-methyl-imidazol in the arms of a N6-tripodal ligand allows
preparing two new CoII complexes with quasi-ideal triangular prismatic geometry, which …

Trigonal prismatic tris-pyridineoximate transition metal complexes: A Cobalt (II) compound with high magnetic anisotropy

AA Pavlov, SA Savkina, AS Belov… - Inorganic …, 2017 - ACS Publications
High magnetic anisotropy is a key property of paramagnetic shift tags, which are mostly
studied by NMR spectroscopy, and of single molecule magnets, for which magnetometry is …

Important role of intermolecular interaction in cobalt (II) single-ion magnet from single slow relaxation to double slow relaxation

ZB Hu, ZY Jing, MM Li, L Yin, YD Gao, F Yu… - Inorganic …, 2018 - ACS Publications
Two cobalt complexes with similar structures were synthesized using quinoline-2-carboxylic
acid (HL) as the ligand. Both complexes are six-coordinated in antitriangular prism …

Construction and magnetic study of a trigonal-prismatic cobalt (II) single-ion magnet

B Yao, YF Deng, T Li, J Xiong, BW Wang… - Inorganic …, 2018 - ACS Publications
A new tripodal hexadentate ligand of tris [6-(1 H-pyrazol-1-yl) pyridin-2-yl] methanol (tppm)
was synthesized and explored for constructing the trigonal-prismatic cobalt (II) complex [Co …

Toward steric control of guest binding modality: a cationic Co (II) complex exhibiting cation binding and zero-field relaxation

TJ Ozumerzifon, I Bhowmick, WC Spaller… - Chemical …, 2017 - pubs.rsc.org
We present the syntheses and characterization of several salts of a trigonal prismatic cobalt
(II) complex with a 1, 3, 5-triaminocyclohexane (tach)-derived ditopic ligand. The air-and …

Magnetic anisotropy from trigonal prismatic to trigonal antiprismatic Co (II) complexes: experimental observation and theoretical prediction

J Zhang, J Li, L Yang, C Yuan, YQ Zhang… - Inorganic …, 2018 - ACS Publications
A family of trigonal antiprismatic Co (II) complexes was synthesized, which exhibited field-
induced Raman process dominated single-molecule magnet behavior. Despite the …

Slow relaxation of magnetization in a bis-mer-tridentate octahedral Co (II) complex

D Sertphon, KS Murray, W Phonsri, J Jover… - Dalton …, 2018 - pubs.rsc.org
Reaction of a rigid tridentate ligand o-[(1H-imidazol-2-yl) methylideneamino] phenol (2-
H2imap) with Co (ClO4) 2 in the presence of NaN3, or Co (NO3) 2 without a base yields …

Co (ii)-Based single-ion magnets with 1, 1′-ferrocenediyl-bis (diphenylphosphine) metalloligands

J Hrubý, D Dvořák, L Squillantini, M Mannini… - Dalton …, 2020 - pubs.rsc.org
Herein, we report on investigations of magnetic and spectroscopic properties of three
heterobimetallic Fe (II)–Co (II) coordination compounds based on the tetracoordinate …