New explortion of 89972-77-0

Although many compounds look similar to this compound(89972-77-0)Name: 4-(p-Tolyl)-2,2:6,2-terpyridine, numerous studies have shown that this compound(SMILES:CC1=CC=C(C2=CC(C3=NC=CC=C3)=NC(C4=NC=CC=C4)=C2)C=C1), has unique advantages. If you want to know more about similar compounds, you can read my other articles.

Name: 4-(p-Tolyl)-2,2:6,2-terpyridine. The protonation of heteroatoms in aromatic heterocycles can be divided into two categories: lone pairs of electrons are in the aromatic ring conjugated system; and lone pairs of electrons do not participate. Compound: 4-(p-Tolyl)-2,2:6,2-terpyridine, is researched, Molecular C22H17N3, CAS is 89972-77-0, about Kinetics and potential well in electrochemical hydrogen evolution by [Co(4-tolyl-tpy)2]2+. Author is Padhi, Sumanta Kumar; Ahmad, Ejaz; Rai, Surabhi.

The ligand 4-tolyl-tpy [4-tolyl-tpy = 2,6-di(pyridin-2-yl)-4-p-tolylpyridine] and the corresponding cobalt complexes like [Co(4-tolyl-tpy)2]Cl2 and [Co(4-tolyl-tpy)2]Br3 has been synthesized and characterized by different spectroscopic and electrochem. methods. The electrochem. studies were carried out in 95:5 (volume/volume) DMF/H2O using acetic acid (AcOH) as a proton source. The faradaic efficiency found to be f = (86 ± 4) % using potential range -1.4 V to -1.7 V vs. SCE for a period of 1 h. The ic/ip value found to be 57.9 for a scan rate of 100 mV s-1, and TOF was calculated to be 652 s-1. The electrocatalytic H2 production by [Co(4-tolyl-tpy)2]2+ complex was also employed in phosphate buffer pH 7, and it shows the Faradaic efficiency of (88 ± 4%) within the overpotential range from -1.2 V to -1.5 V vs. SCE. The TOF of the reaction was found to be 3900 mmol of H2 per mol of catalyst per h. The compare of electrochem. proton reduction, as well as water reduction by [Co(4-tolyl-tpy)2]2+ with the basic scaffold [Co(tpy)2]2+, reveals that it shows higher catalytic activity and have lower overpotential of 150 mV for proton reduction and 100 mV for water reduction Various kinetics and spectroscopic studies are utilized to predict the mechanism for proton reduction The kinetic and mechanistic studies are depicted based on changes in absorbance with the addition of Co(Cp)2, followed by AcOH. The intermediates involved in the kinetic process was analyzed through global fitting and SVD anal. The formation of [CoI(L2)] → [CoIII(H)(L)(2L)] and [CoIII(L)(2L)S] → [CoII(L)2] are faster reactions in comparison to the formation of Co(III)-Hδ-···Hδ+ to evolve hydrogen (Where 2L is bidentate 4-toly-tpy and S = solvent). The pK value was calculated to be 16.5 for Co(III)-H species in DMF generated from CoI species i.e.CoI + H+ ⇄ Co(III)-H.

Although many compounds look similar to this compound(89972-77-0)Name: 4-(p-Tolyl)-2,2:6,2-terpyridine, numerous studies have shown that this compound(SMILES:CC1=CC=C(C2=CC(C3=NC=CC=C3)=NC(C4=NC=CC=C4)=C2)C=C1), has unique advantages. If you want to know more about similar compounds, you can read my other articles.

Reference:
Metal catalyst and ligand design,
Ligand Template Strategies for Catalyst Encapsulation – NCBI