A distorted octahedral CoII complex is reported with homoscorpionate ligands. This complex
comprised a field-induced single-molecule magnet, showing two slow relaxation processes …

The preparation, X-ray crystal structure, spectroscopic and variable-temperature dc and ac
magnetic properties of two six-coordinate cobalt (II) complexes of formula [Co (bim) 4 (tcm) …

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 …

The first example of a pentacoordinate CoII single-ion magnet based on a P-donor ligand
with vacant octahedral coordination geometry is reported here. Thorough magnetic …

A mononuclear cobalt (II) complex [Co (3, 5-dnb) 2 (py) 2 (H2O) 2]{3, 5-Hdnb= 3, 5-
dinitrobenzoic acid; py= pyridine} was isolated in two polymorphs, in space groups C 2/c (1) …

The first-row transition metal compounds,[MII (L1) 2](ClO4) 2 (M= Ni (1); Co (2)), have been
prepared by treatment of a neutral tetradentate ligand (L1= N2, N9-dibutyl-1, 10 …

The air-stable mononuclear Co (II) compounds [CoII (Tpm) 2][ClO4] 2 (1, Tpm= tris (pyrazol-
1-yl) methane),[CoII (Tpm) 2][BPh4] 2· 2MeCN (2) with trigonal antiprismatic geometry …

Six tetranuclear 3d–4f single-molecule magnet (SMM) complexes formed using Nn-
butyldiethanolamine and N-methyldiethanolamine in conjunction with ortho-and para …

A new cobalt (II) complex bearing a pair of cobalt (III) tris-chelate complexes as
metalloligands was prepared. The CoII ion possesses an ideal trigonal antiprismatic …

Three pentacoordinate complexes of the type [Co (pypz) X2], where pypz is a tridentate
ligand 2, 6-bis (pyrazol-1-yl) pyridine and X= Cl–(1), NCS–(2), and NCO–(3), have been …