Synthesis evidence

Enhanced cobalt MOF electrocatalyst for oxygen evolution reaction via morphology regulation

Du J., Zhang F., Jiang L. et al. · Inorganic Chemistry Communications · 2023 · 111661

10 structured synthesis routes

Completeness describes how fully the route could be reconstructed from the main article and supporting information.

Complete recipeSource: Both

Route 1: Other

text-only SI · 1.2 Synthesized of Co-MOFs

Metal precursors0.1 mmol Co(OAc)2.4H2O
Linker precursors0.05 mmol H2BDC
Solvents35 mL mixed solvent (31 mL DMF, 2 mL methanol and 2 mL water)
Additives100 mg PVP; 0.8 mL triethylamine
Atmospherenot reported
Temperatureultrasonic bath; temperature not reported; water changed every 2 h to prevent temperature rise
Time8
Work-upcentrifuged and washed with DMF reagent and methanol, respectively
Activationvacuum dried at 80 C for 10 h
Scalability context57% yield based on H2BDC
Show 5 structured reagent records
RoleReagentAmount / concentrationSource
Metal SourceCo(OAc)2.4H2O0.1 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
LinkerH2BDC / 1,4-benzenedicarboxylic acid0.05 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
Solvent35 mL mixed solvent (31 mL DMF, 2 mL methanol and 2 mL water)35 mLtext-only SI · 1.2 Synthesized of Co-MOFs
Additivepoly(vinylpyrrolidone) (PVP)100 mg PVPtext-only SI · 1.2 Synthesized of Co-MOFs
Basetriethylamine0.8 mLtext-only SI · 1.2 Synthesized of Co-MOFs
Complete recipeSource: Both

Route 2: Solvothermal

text-only SI · 1.2 Synthesized of Co-MOFs

Metal precursors0.08 mmol Co(OAc)2.4H2O
Linker precursors0.04 mmol H2BDC
Solvents20 mL DMF:absolute methanol:deionized water (1:1:1 v/v/v)
Additivesnone reported
Atmospherenot reported
Temperature110
Time72
Work-upfiltered off and washed with methanol
Activationdried at ambient temperature
Scalability context62% yield based on H2BDC
Show 3 structured reagent records
RoleReagentAmount / concentrationSource
Metal SourceCo(OAc)2.4H2O0.08 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
LinkerH2BDC / 1,4-benzenedicarboxylic acid0.04 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
Solvent20 mL DMF:absolute methanol:deionized water (1:1:1 v/v/v)20 mLtext-only SI · 1.2 Synthesized of Co-MOFs
Complete recipeSource: Both

Route 3: Solvothermal

text-only SI · 1.2 Synthesized of Co-MOFs

Metal precursors0.10 mmol Co(OAc)2.4H2O
Linker precursors0.05 mmol H2BDC
Solvents20 mL DMF:absolute methanol:deionized water (1:1:1 v/v/v)
Additives150 mg PVP
Atmospherenot reported
Temperature120
Time48
Work-upfiltered off and washed with methanol
Activationdried at ambient temperature
Scalability context73% yield based on H2BDC
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
Metal SourceCo(OAc)2.4H2O0.10 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
LinkerH2BDC / 1,4-benzenedicarboxylic acid0.05 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
Solvent20 mL DMF:absolute methanol:deionized water (1:1:1 v/v/v)20 mLtext-only SI · 1.2 Synthesized of Co-MOFs
Additivepoly(vinylpyrrolidone) (PVP)150 mg PVPtext-only SI · 1.2 Synthesized of Co-MOFs
Complete recipeSource: Both

Route 4: Solvothermal

text-only SI · 1.2 Synthesized of Co-MOFs

Metal precursors0.1 mmol Co(OAc)2.4H2O
Linker precursors0.05 mmol H2BDC
Solvents35 mL mixed solvent (31 mL DMF, 2 mL methanol and 2 mL water)
Additives100 mg PVP
Atmospherenot reported
Temperature120
Time48
Work-upfiltered off and washed with methanol
Activationdried at ambient temperature
Scalability context59% yield based on H2BDC
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
Metal SourceCo(OAc)2.4H2O0.1 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
LinkerH2BDC / 1,4-benzenedicarboxylic acid0.05 mmoltext-only SI · 1.2 Synthesized of Co-MOFs
Solvent35 mL mixed solvent (31 mL DMF, 2 mL methanol and 2 mL water)35 mLtext-only SI · 1.2 Synthesized of Co-MOFs
Additivepoly(vinylpyrrolidone) (PVP)100 mg PVPtext-only SI · 1.2 Synthesized of Co-MOFs
Partial recipeSource: SI

Route 5: Drop Cast

text-only SI · 1.4 Electrochemical Measurements

SolventsN,N-dimethylformamide
AdditivesNafion
Atmosphereambient
Temperaturenot reported
Work-upcatalyst blended with DMF and Nafion in an 8:1:1 ratio; drop-coated on carbon fibre paper
Activationnot reported
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
OtherCo-MOF-A catalyst4.0 mgtext-only SI · 1.4 Electrochemical Measurements
SolventN,N-dimethylformamide8:1:1 ratio componenttext-only SI · 1.4 Electrochemical Measurements
AdditiveNafion8:1:1 ratio componenttext-only SI · 1.4 Electrochemical Measurements
Othercarbon fiber paperNot specifiedtext-only SI · 1.4 Electrochemical Measurements
Partial recipeSource: SI

Route 6: Drop Cast

text-only SI · 1.4 Electrochemical Measurements

SolventsN,N-dimethylformamide
AdditivesNafion
Atmosphereambient
Temperaturenot reported
Work-upcatalyst blended with DMF and Nafion in an 8:1:1 ratio; drop-coated on carbon fibre paper
Activationnot reported
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
OtherCo-MOF-B catalyst4.0 mgtext-only SI · 1.4 Electrochemical Measurements
SolventN,N-dimethylformamide8:1:1 ratio componenttext-only SI · 1.4 Electrochemical Measurements
AdditiveNafion8:1:1 ratio componenttext-only SI · 1.4 Electrochemical Measurements
Othercarbon fiber paperNot specifiedtext-only SI · 1.4 Electrochemical Measurements
Partial recipeSource: SI

Route 7: Drop Cast

text-only SI · 1.4 Electrochemical Measurements

SolventsN,N-dimethylformamide
AdditivesNafion
Atmosphereambient
Temperaturenot reported
Work-upcatalyst blended with DMF and Nafion in an 8:1:1 ratio; drop-coated on carbon fibre paper
Activationnot reported
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
OtherCo-MOF-C catalyst4.0 mgtext-only SI · 1.4 Electrochemical Measurements
SolventN,N-dimethylformamide8:1:1 ratio componenttext-only SI · 1.4 Electrochemical Measurements
AdditiveNafion8:1:1 ratio componenttext-only SI · 1.4 Electrochemical Measurements
Othercarbon fiber paperNot specifiedtext-only SI · 1.4 Electrochemical Measurements
Complete recipeSource: SI

Route 8: Drop Cast

text-only SI · 1.4 Electrochemical Measurements

SolventsDMF (960 uL)
Additives5% Nafion solution (40 uL)
Atmosphereambient
Temperatureroom temperature
Time0.5
Work-up30 min ultrasonic treatment of ink; 7 uL ink dropped onto polished GC electrode
Activationdried at room temperature
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
OtherCo-MOF-A catalyst3 mgtext-only SI · 1.4 Electrochemical Measurements
SolventDMF960 uLtext-only SI · 1.4 Electrochemical Measurements
Additive5% Nafion solution40 uL · 5%text-only SI · 1.4 Electrochemical Measurements
Otherglassy carbon electrode3 mm diametertext-only SI · 1.4 Electrochemical Measurements
Complete recipeSource: SI

Route 9: Drop Cast

text-only SI · 1.4 Electrochemical Measurements

SolventsDMF (960 uL)
Additives5% Nafion solution (40 uL)
Atmosphereambient
Temperatureroom temperature
Time0.5
Work-up30 min ultrasonic treatment of ink; 7 uL ink dropped onto polished GC electrode
Activationdried at room temperature
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
OtherCo-MOF-B catalyst3 mgtext-only SI · 1.4 Electrochemical Measurements
SolventDMF960 uLtext-only SI · 1.4 Electrochemical Measurements
Additive5% Nafion solution40 uL · 5%text-only SI · 1.4 Electrochemical Measurements
Otherglassy carbon electrode3 mm diametertext-only SI · 1.4 Electrochemical Measurements
Complete recipeSource: SI

Route 10: Drop Cast

text-only SI · 1.4 Electrochemical Measurements

SolventsDMF (960 uL)
Additives5% Nafion solution (40 uL)
Atmosphereambient
Temperatureroom temperature
Time0.5
Work-up30 min ultrasonic treatment of ink; 7 uL ink dropped onto polished GC electrode
Activationdried at room temperature
Show 4 structured reagent records
RoleReagentAmount / concentrationSource
OtherCo-MOF-C catalyst3 mgtext-only SI · 1.4 Electrochemical Measurements
SolventDMF960 uLtext-only SI · 1.4 Electrochemical Measurements
Additive5% Nafion solution40 uL · 5%text-only SI · 1.4 Electrochemical Measurements
Otherglassy carbon electrode3 mm diametertext-only SI · 1.4 Electrochemical Measurements