Evaluation of the Electrocatalytic Reduction of Carbon Dioxide using Rhenium and Ruthenium Bipyridine Catalysts Bearing Pendant Amines in the Secondary Coordination Sphere

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Evaluation of the Electrocatalytic Reduction of Carbon Dioxide using Rhenium and Ruthenium Bipyridine Catalysts Bearing Pendant Amines in the Secondary Coordination Sphere. / Madsen, Monica R.; Jakobsen, Joakim B.; Rønne, Magnus H.; Liang, Hongqing; Hammershøj, Hans Christian D.; Nørby, Peter; Pedersen, Steen U.; Skrydstrup, Troels; Daasbjerg, Kim.

I: Organometallics, Bind 39, Nr. 9, 05.2020, s. 1480-1490.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

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@article{a50c2d8572544c7e9187bc20d3ef1c49,
title = "Evaluation of the Electrocatalytic Reduction of Carbon Dioxide using Rhenium and Ruthenium Bipyridine Catalysts Bearing Pendant Amines in the Secondary Coordination Sphere",
abstract = "Carbon dioxide utilization through electrocatalysis is a promising pathway toward a more sustainable future. In this work the electrocatalytic reduction of carbon dioxide by ReI and RuII bipyridine complexes bearing pendant amines (N,N′-(([2,2′-bipyridine]-6,6′-diylbis(2,1-phenylene))bis(methylene))bis(N-ethylethanamine) (dEAbpy)) is evaluated. In both cases, the major reduction product is carbon monoxide accompanied by some formic acid, although the yield of the latter never reaches the predominant level known from the corresponding Mn(dEAbpy)(CO)3Br complex. This demonstrates the profound effect of the identity of the metal center, in addition to the ligand, for the product distribution. In this work, we report the synthesis procedures and X-ray diffraction studies along with electrochemical and infrared spectroelectrochemical studies of Re(dEAbpy)(CO)3Cl and Ru(dEAbpy)(CO)2Cl2 to propose a mechanism for the CO2 reduction reaction.",
keywords = "BEHAVIOR, BPY=2,2-BIPYRIDINE, CO2 REDUCTION, COMPLEXES, ELECTROCHEMICAL REDUCTION, LIGAND, MANGANESE, PRECURSORS, SELECTIVITY, WEAK BRONSTED ACIDS",
author = "Madsen, {Monica R.} and Jakobsen, {Joakim B.} and R{\o}nne, {Magnus H.} and Hongqing Liang and Hammersh{\o}j, {Hans Christian D.} and Peter N{\o}rby and Pedersen, {Steen U.} and Troels Skrydstrup and Kim Daasbjerg",
year = "2020",
month = may,
doi = "10.1021/acs.organomet.9b00815",
language = "English",
volume = "39",
pages = "1480--1490",
journal = "Organometallics",
issn = "0276-7333",
publisher = "American Chemical Society",
number = "9",

}

RIS

TY - JOUR

T1 - Evaluation of the Electrocatalytic Reduction of Carbon Dioxide using Rhenium and Ruthenium Bipyridine Catalysts Bearing Pendant Amines in the Secondary Coordination Sphere

AU - Madsen, Monica R.

AU - Jakobsen, Joakim B.

AU - Rønne, Magnus H.

AU - Liang, Hongqing

AU - Hammershøj, Hans Christian D.

AU - Nørby, Peter

AU - Pedersen, Steen U.

AU - Skrydstrup, Troels

AU - Daasbjerg, Kim

PY - 2020/5

Y1 - 2020/5

N2 - Carbon dioxide utilization through electrocatalysis is a promising pathway toward a more sustainable future. In this work the electrocatalytic reduction of carbon dioxide by ReI and RuII bipyridine complexes bearing pendant amines (N,N′-(([2,2′-bipyridine]-6,6′-diylbis(2,1-phenylene))bis(methylene))bis(N-ethylethanamine) (dEAbpy)) is evaluated. In both cases, the major reduction product is carbon monoxide accompanied by some formic acid, although the yield of the latter never reaches the predominant level known from the corresponding Mn(dEAbpy)(CO)3Br complex. This demonstrates the profound effect of the identity of the metal center, in addition to the ligand, for the product distribution. In this work, we report the synthesis procedures and X-ray diffraction studies along with electrochemical and infrared spectroelectrochemical studies of Re(dEAbpy)(CO)3Cl and Ru(dEAbpy)(CO)2Cl2 to propose a mechanism for the CO2 reduction reaction.

AB - Carbon dioxide utilization through electrocatalysis is a promising pathway toward a more sustainable future. In this work the electrocatalytic reduction of carbon dioxide by ReI and RuII bipyridine complexes bearing pendant amines (N,N′-(([2,2′-bipyridine]-6,6′-diylbis(2,1-phenylene))bis(methylene))bis(N-ethylethanamine) (dEAbpy)) is evaluated. In both cases, the major reduction product is carbon monoxide accompanied by some formic acid, although the yield of the latter never reaches the predominant level known from the corresponding Mn(dEAbpy)(CO)3Br complex. This demonstrates the profound effect of the identity of the metal center, in addition to the ligand, for the product distribution. In this work, we report the synthesis procedures and X-ray diffraction studies along with electrochemical and infrared spectroelectrochemical studies of Re(dEAbpy)(CO)3Cl and Ru(dEAbpy)(CO)2Cl2 to propose a mechanism for the CO2 reduction reaction.

KW - BEHAVIOR

KW - BPY=2,2-BIPYRIDINE

KW - CO2 REDUCTION

KW - COMPLEXES

KW - ELECTROCHEMICAL REDUCTION

KW - LIGAND

KW - MANGANESE

KW - PRECURSORS

KW - SELECTIVITY

KW - WEAK BRONSTED ACIDS

UR - http://www.scopus.com/inward/record.url?scp=85082196929&partnerID=8YFLogxK

U2 - 10.1021/acs.organomet.9b00815

DO - 10.1021/acs.organomet.9b00815

M3 - Journal article

AN - SCOPUS:85082196929

VL - 39

SP - 1480

EP - 1490

JO - Organometallics

JF - Organometallics

SN - 0276-7333

IS - 9

ER -