Nickel(II) pincer complexes demonstrate that the remote substituent controls catalytic carbon dioxide reduction: Difference between revisions

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DOI 10.1039/c7cc09507d
Authors Dalton B. Burks, Shakeyia Davis, Robert W. Lamb, Xuan Liu, Roberta R. Rodrigues, Nalaka P. Liyanage, Yujie Sun, Charles Edwin Webster, Jared H. Delcamp, Elizabeth T. Papish,
Submitted 13.03.2018
Published online 2018
Licenses http://rsc.li/journals-terms-of-use#chorus,
Subjects Materials Chemistry, Metals and Alloys, Surfaces, Coatings and Films, General Chemistry, Ceramics and Composites, Electronic, Optical and Magnetic Materials, Catalysis
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{{#doiinfobox: 10.1039/c7cc09507d}}
{{#doiinfobox: 10.1039/c7cc09507d}}


===Abstract===
====Summary====
A photochemical reduction of CO<sub>2</sub> to xx was shown using the nickel complexes or as catalysts in combination with the iridium-based photosensitizer {{#moleculelink:|link=NSABRUJKERBGOU-UHFFFAOYSA-N|image=false|width=300|height=200}}. Turnover numbers (TONs) of xx for xx with the cobalt complex xx were reached in xx. The experiments were conducted under visible-light irradiation (λ > xx nm) using xx as sacrificial electron donor (see section SEDs below).
====Advances and special progress====
====Additional remarks====
===Content of the published article in detail===
The article contains results for the reduction of CO<sub>2</sub> to xx under visible-light catalysis using nickel complexes as catalysts. The catalytic system performs best (referring to the TON of CO production) in xx with the cobalt catalyst xx.
===Catalyst===
===Catalyst===
{{#moleculelink:|link=UDPGSTPOVCEDJN-UHFFFAOYSA-L|image=true}}
{{#moleculelink:|link=UDPGSTPOVCEDJN-UHFFFAOYSA-L|image=true}}
Line 97: Line 104:
===Investigation ===
===Investigation ===
{{#experimentlist:|form=Photocatalytic_CO2_conversion_experiments|name=Table 1}}
{{#experimentlist:|form=Photocatalytic_CO2_conversion_experiments|name=Table 1}}
 
====Sacrificial Electron Donor====
===Sacrificial electron donor===
In this study, the experiments were done with the sacrificial electron donors BIH ({{#moleculelink:|link=VDFIVJSRRJXMAU-UHFFFAOYSA-N|image=false|width=300|height=200}}) and TEA ({{#moleculelink: |link=ZMANZCXQSJIPKH-UHFFFAOYSA-N|image=false|width=300|height=200}}).
{{#moleculelink:|link=VDFIVJSRRJXMAU-UHFFFAOYSA-N|image=true}}{{#moleculelink: |link=ZMANZCXQSJIPKH-UHFFFAOYSA-N|image=true}}
====Additives====
 
In this study, {{#moleculelink:|link=ITMCEJHCFYSIIV-UHFFFAOYSA-N|image=false|width=300|height=200}} was used as an additive.
===Additives===
<chemform smiles="C(F)(F)(F)S(=O)(=O)O" inchi="1S/CHF3O3S/c2-1(3,4)8(5,6)7/h(H,5,6,7)" inchikey="ITMCEJHCFYSIIV-UHFFFAOYSA-N" height="200px" width="300px" float="none">
  -INDIGO-05042311232D
 
  0  0  0  0  0  0  0  0  0  0  0 V3000
M  V30 BEGIN CTAB
M  V30 COUNTS 8 7 0 0 0
M  V30 BEGIN ATOM
M  V30 1 C 6.1 -3.95 0.0 0
M  V30 2 S 6.6 -4.81603 0.0 0
M  V30 3 F 5.1 -3.95 0.0 0
M  V30 4 F 5.6 -3.08397 0.0 0
M  V30 5 F 6.6 -3.08397 0.0 0
M  V30 6 O 5.89289 -5.52313 0.0 0
M  V30 7 O 7.30711 -4.10892 0.0 0
M  V30 8 O 7.56593 -5.07484 0.0 0
M  V30 END ATOM
M  V30 BEGIN BOND
M  V30 1 1 1 2
M  V30 2 1 1 3
M  V30 3 1 1 4
M  V30 4 1 1 5
M  V30 5 1 2 6
M  V30 6 2 2 7
M  V30 7 2 2 8
M  V30 END BOND
M  V30 END CTAB
M  END
</chemform>
[[Category:Photocatalytic CO2 conversion to CO]]
[[Category:Photocatalytic CO2 conversion to CO]]
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Revision as of 14:44, 22 January 2024


Abstract

Summary

A photochemical reduction of CO2 to xx was shown using the nickel complexes or as catalysts in combination with the iridium-based photosensitizer Ir(ppy)3. Turnover numbers (TONs) of xx for xx with the cobalt complex xx were reached in xx. The experiments were conducted under visible-light irradiation (λ > xx nm) using xx as sacrificial electron donor (see section SEDs below).

Advances and special progress

Additional remarks

Content of the published article in detail

The article contains results for the reduction of CO2 to xx under visible-light catalysis using nickel complexes as catalysts. The catalytic system performs best (referring to the TON of CO production) in xx with the cobalt catalyst xx.

Catalyst

Ni(4O(-)py)-(MeNHC)2Cl [Ni(py)-(MeNHC)2(MeCN)][PF6]2

Photosensitizer

Ir(ppy)3

Investigation

Investigation-Name: Table 1

Sacrificial Electron Donor

In this study, the experiments were done with the sacrificial electron donors BIH (BIH) and TEA (TEA).

Additives

In this study, TfOH was used as an additive.

Investigations