CO2 Reduction under diverse conditions with diverse sensitizers

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< Exchange Coupling Determines Metal-Dependent Efficiency for Iron- and Cobalt-Catalyzed Photochemical CO2 Reduction
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investigation
Molecular process, Photocatalytic CO2 conversion experiments
cat cat conc [µM] PS PS conc [mM] e-D e-D conc [M] H-D H-D conc [M] solvent A solvent B solvent C solv A/B/C additives additives conc [M] feedstock gas feedstock volume intensity pH T [°C] λexc [nm] t [h] TON CO TOF CO Φ CO [%] TON CH4 TOF CH4 Φ CH4 [%] TON H2 TOF H2 Φ H2 [%] TON HCOOH TOF HCOOH Φ HCOOH [%] TON MeOH TOF MeOH Φ MeOH [%] selectivity [%] [CO;CH4;H2;HCOOH;MeOH] Φ all [%] Details include

Molecule:100968

2

Ru(bpy)3

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 15520 86 99.4%; 0%; 0.6%; 0%; 0%


in 5 mL solvent, 90-120 min true

Molecule:100968

0.2

Ru(bpy)3

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 30349 1013 96.8%; 0%; 3.2%; 0%; 0%


in 5 mL solvent, 90-120 min true


Ru(bpy)3

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 43 52 45.3%; 0%; 54.7%; 0%; 0%


in 5 mL solvent, 90-120 min

Molecule:100968

2


BIH

0.1

PhOH

1

MeCN



CO2 1.5 112 0 n/a


in 5 mL solvent, 90-120 min

Molecule:100968

2

Ru(bpy)3

0.2


PhOH

1

MeCN



CO2 1.5 150 0 n/a


in 5 mL solvent, 90-120 min

Molecule:100968

2

Ru(bpy)3

0.2

BIH

0.1


1

MeCN



CO2 1.5 6 0 n/a


in 5 mL solvent, 90-120 min

Molecule:100968

2

Ru(bpy)3

0.2

BIH

0.1

PhOH

1

MeCN



Ar 1.5 0 222 n/a


in 5 mL solvent, 90-120 min

Molecule:100968

2

Molecule:100971

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 12749 163 98.7%; 0%; 1.3%; 0%; 0%


in 5 mL solvent, 90-120 min

Molecule:100968

0.2

Molecule:100971

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 28712 6527 81.5%; 0%; 18.5%; 0%; 0%


in 5 mL solvent, 90-120 min

Molecule:100968

2

Ir(ppy)3

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 18502 141 99.2%; 0%; 0.8%; 0%; 0%


in 5 mL solvent, 90-120 min

Molecule:100968

2

Molecule:100970

0.2

BIH

0.1

PhOH

1

MeCN



CO2 1.5 6710 0 n/a


in 5 mL solvent, 90-120 min