Solution Spin Crossover Versus Speciation Effects: A Cautionary Tale

S Sundaresan, S Brooker - Inorganic Chemistry, 2023 - ACS Publications
Two acyclic tetradentate Schiff base ligands, HLX–OH (X= H and Br), were synthesised by 2:
1 condensation of either 2-pyridinecarboxaldehyde or 5-bromo-2-pyridinecarboxaldehyde …

[HTML][HTML] Assessing the performance of approximate density functional theory on 95 experimentally characterized Fe (II) spin crossover complexes

V Vennelakanti, MG Taylor, A Nandy, C Duan… - The Journal of …, 2023 - pubs.aip.org
Spin crossover (SCO) complexes, which exhibit changes in spin state in response to
external stimuli, have applications in molecular electronics and are challenging materials for …

Spin State Chemistry: Modulation of Ligand pKa by Spin State Switching in a [2×2] Iron(II) Grid-Type Complex

S Dhers, A Mondal, D Aguilà, J Ramirez… - Journal of the …, 2018 - ACS Publications
The iron (II)[2× 2] grid complex Fe-8H has been synthesized and characterized. It undergoes
spin-crossover (SCO) upon deprotonation of the hydrazine-based terpyridine-like ligand …

Electronic control of spin-crossover properties in four-coordinate bis (formazanate) iron (II) complexes

F Milocco, F De Vries, IMA Bartels… - Journal of the …, 2020 - ACS Publications
The transition between spin states in d-block metal complexes has important ramifications
for their structure and reactivity, with applications ranging from information storage materials …

A Smart Molecule Showing Spin Crossover Responsive Aggregation-Induced Emission

C Yi, YS Meng, L Zhao, NT Yao, Q Liu, W Wen… - CCS …, 2023 - chinesechemsoc.org
The utilization of spin crossover (SCO) to modulate the luminescence properties in smart
multifunctional materials and multichannel sensors is promising. However, it is challenging …

Selective Pathway toward Heteroleptic Spin-Crossover Iron(II) Complexes with Pyridine-Based N-Donor Ligands

I Nikovskiy, DY Aleshin, VV Novikov… - Inorganic …, 2022 - ACS Publications
A new synthetic pathway is devised to selectively produce previously elusive heteroleptic
iron (II) complexes of terpyridine and N, N′-disubstituted bis (pyrazol-3-yl) pyridines that …

Synergetic spin singlet–quintet switching and luminescence in mononuclear Fe (ii) 1, 3, 4-oxadiazole tetradentate chelates with NCBH 3 co-ligand

S Sundaresan, JG Becker, J Eppelsheimer… - Dalton …, 2023 - pubs.rsc.org
We report the multi-step synthesis of the tetradentate 2-(naphthalen-2-yl)-5-[N, N-bis (2-
pyridylmethyl) aminomethyl]-1, 3, 4-oxadiazole ligand (LTetra-ODA) along with its …

Room-Temperature Spin Crossover in a Solution of Iron(II) Complexes with N,N′-Disubstituted Bis(pyrazol-3-yl)pyridines

DY Aleshin, I Nikovskiy, VV Novikov, AV Polezhaev… - ACS …, 2021 - ACS Publications
Here, we report a combined study of the effects of two chemical modifications to an N, N′-
disubstituted bis (pyrazol-3-yl) pyridine (3-bpp) and of different solvents on the spin …

Symmetry Breaking and Two-Step Spin-Crossover Behavior in Two Cyano-Bridged Mixed-Valence {FeIII2(μ-CN)4FeII2} Clusters

C Zheng, S Jia, Y Dong, J Xu, H Sui, F Wang… - Inorganic …, 2019 - ACS Publications
Two new cyano-bridged mixed-valence {FeIII2 (μ-CN) 4FeII2} clusters,{[(Tp) FeIII (CN) 3] 2
[FeII (Py2N2)] 2}·(ClO4) 2· MeCN· Et2O (1· MeCN· Et2O), its solvent-free form (1), and {[(Tp) …

Solvent Polarity Predictably Tunes Spin Crossover T1/2 in Isomeric Iron(II) Pyrimidine Triazoles

S Rodriguez-Jimenez, AS Barltrop, NG White… - Inorganic …, 2018 - ACS Publications
Two isomeric pyrimidine-based Rdpt-type triazole ligands were made: 4-(4-methylphenyl)-3-
(2-pyrimidyl)-5-phenyl-4 H-1, 2, 4-triazole (L 2pyrimidine) and 4-(4-methylphenyl)-3-(4 …