High Pressure CO Hydrogenation Over Bimetallic Pt-Co Catalysts

Supplementary Information for

High pressure CO hydrogenation over bimetallic Pt-Co catalysts

Jakob M. Christensena, Andrew J. Medfordb,c, Felix Studtc and Anker D. Jensena,*

aDepartment of Chemical and Biochemical Engineering, Technical University of Denmark

Søltofts Plads Building 229, 2800 Kgs. Lyngby (Denmark)

*e-mail:[email protected]

bDepartment of Chemical Engineering, Stanford University, Stanford, CA 94305, USA cSUNCAT Center for Interface Science and Catalysis, SLAC National Accelerator Laboratory,

2575 Sand Hill Road, Menlo Park, CA 94025, USA Table S1 Reported results for CO hydrogenation with Pt-Co or conceptually similar bimetallic catalysts. P T GHSV TOS CO conv. rate CO Selectivity (CO2-free) [mol% C] H2/CO NM precursor Ref. [bar] [°C] [h-1] [h] [mmol/mol NM/s] Catalyst conv. Methanol+ Higher [%] CH Higher HCs DME oxygenates 4 *) Pt4.3Co0.7/NaY 85 11.5 3.6 10 232 2 6000 2 0.52 Pt(NH3)4(NO3)2 [S1, S2]

Pt4Co/Al2O3 85 232 2 H2PtCl6·xH2O [S3] ‡ Pt3Co/SiO2 0.6 97.2 2.1 0.7 0 100 275 1 2024 21 0.65 Pt(NH3)4(NO3)2 TW

PtCo/SiO2 89.9 3 6.6 0.5 40 272 3 4000 20 <3.5 H2PtCl6·6H2O [S4]

PtCo/Al2O3 37 3 232 2 3000 H2PtCl6·xH2O [S3] ‡ PtCo/SiO2 5.9 6.2 18.3 13 62.5 100 275 1 2017 10 8.2 Pt(NH3)4(NO3)2 TW

PtCo2/Al2O3 18 2 232 2 3000 H2PtCl6·xH2O [S3]

PtCo3/SiO2 7.8 4.3 11.1 21.6 62.9 21 220 2 2000 Pt(CH3COO)2 [S5]

PtCo3/SiO2 3.2 7.5 14.8 26.2 51.5 21 220 2 2000 H2PtCl6·xH2O [S5] *) Pt3Co97/CeO2 25.7 2 14 33.2 50.8 19.9 220 2 200 163.5 Pt(NH3)4(NO3)2 [S6] Conceptually similar alloys

PtNi/SiO2 87.9 4.9 6.9 0.4 40 272 3 4000 20 <1.2 H2PtCl6·6H2O [S4] †) Pt3Fe/SiO2 <1 94.6 5.4 31.6 250 3 2.5 H2PtCl6·6H2O [S7] 2- PtFe/SiO2 0.2 100 5 250 2 1000 0.22 [Fe3Pt3(CO)15] [S8]

PdFe/SiO2 0.5 79 21 5 250 2 1000 0.42 PdCl2 [S8] *) PdCo2/SiO2 0.2 19.9 9.2 43.5 27.3 10 270 2 24000 Pd(Acac)2 [S9] Pure noble metals

Pt/SiO2 0.2 80.9 13.2 2.9 21 250 2 2000 Pt(CH3COO)2 [S5]

Pt/SiO2 0.03 100 5 250 2 1000 0.025 H2PtCl6·6H2O [S8] *) †) Rh/SiO2 4 3.4 75.3 16 50 280 1 6000 20 ~2 RhCl3·xH2O [S10]

Rh/SiO2 3.1 0.3 43.1 52 3.4 68.9 300 1 RhCl3·xH2O [S11] *) mL/g/h. †) TOF counting only surface atoms. ‡ This work. References

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