Synthesis · Multimetallic Prussian Blue Analogue Nanoparticles for Oxygen Evolution Reaction and Efficient Benzyl Alcohol Oxidation

5 structured synthesis routes

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

Complete recipeSource: Main

Route 1: Other

15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles

Metal precursorsMn(CH3COO)2·4H2O (1.5 mmol); K3[Fe(CN)6] (1 mmol by same stoichiometric procedure)

Linker precursorsK3[Fe(CN)6] as cyanide/hexacyanoferrate source

Solventsdistilled water, following MnFeCoNiCu-PBA procedure

Atmosphereambient air / not specified

Temperatureroom temperature; final drying at 60 by similar procedure

Timesimilar to MnFeCoNiCu-PBA; 24 h reaction inferred from explicit similar procedure

Work-upsimilar centrifugation, water/ethanol washing and drying procedure

Scalability contextAqueous room-temperature precipitation.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Mn(CH3COO)2·4H2O	1.5 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Linker	K3[Fe(CN)6]	1 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Solvent	distilled water	following main route	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles

Complete recipeSource: Main

Route 2: Other

15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles

Metal precursorsMn(CH3COO)2·4H2O (0.5 mmol); Co(CH3COO)2·4H2O (0.5 mmol); Ni(CH3COO)2·4H2O (0.5 mmol); K3[Fe(CN)6] (1 mmol by same stoichiometric procedure)

Linker precursorsK3[Fe(CN)6] as cyanide/hexacyanoferrate source

Solventsdistilled water, following MnFeCoNiCu-PBA procedure

Atmosphereambient air / not specified

Temperatureroom temperature; final drying at 60 by similar procedure

Timesimilar to MnFeCoNiCu-PBA; 24 h reaction inferred from explicit similar procedure

Work-upsimilar centrifugation, water/ethanol washing and drying procedure

Scalability contextAqueous room-temperature precipitation.

Show 5 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Mn(CH3COO)2·4H2O	0.5 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Metal Source	Co(CH3COO)2·4H2O	0.5 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Metal Source	Ni(CH3COO)2·4H2O	0.5 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Linker	K3[Fe(CN)6]	1 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Solvent	distilled water	following main route	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles

Complete recipeSource: Main

Route 3: Other

15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles

Metal precursorsMn(CH3COO)2·4H2O (0.375 mmol); Co(CH3COO)2·4H2O (0.375 mmol); Ni(CH3COO)2·4H2O (0.375 mmol); Cu(CH3COO)2·4H2O reported as tetrahydrate in recipe (0.375 mmol); K3[Fe(CN)6] (1 mmol)

Linker precursorsK3[Fe(CN)6] as cyanide/hexacyanoferrate source

Solventsdistilled water; 25 mL for metal acetate solution A and 25 mL for K3[Fe(CN)6] solution B

Atmosphereambient air / not specified

Temperatureroom temperature; final drying at 60

Time24 h reaction; 20 min initial stirring; overnight drying

Work-upcentrifuged at 10000 rpm for 10 min; washed with water and ethanol

Scalability contextRoom-temperature aqueous precipitation; no pressure vessel or high-temperature synthesis reported.

Show 6 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Mn(CH3COO)2·4H2O	0.375 mmol	15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles
Metal Source	Co(CH3COO)2·4H2O	0.375 mmol	15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles
Metal Source	Ni(CH3COO)2·4H2O	0.375 mmol	15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles
Metal Source	Cu(CH3COO)2·4H2O	0.375 mmol	15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles
Linker	K3[Fe(CN)6]	1 mmol	15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles
Solvent	distilled water	25 mL + 25 mL	15764 · Synthesis of Multimetallic Prussian Blue Analogue (MnFeCoNiCu-PBA) Nanoparticles

Complete recipeSource: Main

Route 4: Other

15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles

Metal precursorsMn(CH3COO)2·4H2O (0.75 mmol); Co(CH3COO)2·4H2O (0.75 mmol); K3[Fe(CN)6] (1 mmol by same stoichiometric procedure)

Linker precursorsK3[Fe(CN)6] as cyanide/hexacyanoferrate source

Solventsdistilled water, following MnFeCoNiCu-PBA procedure

Atmosphereambient air / not specified

Temperatureroom temperature; final drying at 60 by similar procedure

Timesimilar to MnFeCoNiCu-PBA; 24 h reaction inferred from explicit similar procedure

Work-upsimilar centrifugation, water/ethanol washing and drying procedure

Scalability contextAqueous room-temperature precipitation.

Show 4 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Mn(CH3COO)2·4H2O	0.75 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Metal Source	Co(CH3COO)2·4H2O	0.75 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Linker	K3[Fe(CN)6]	1 mmol	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles
Solvent	distilled water	following main route	15764 · Synthesis of Tetrametallic Prussian Blue Analogue (MnFeCoNi-PBA) Nanoparticles

Complete recipeSource: Main

Route 5: Drop Cast

15764-15765 · Activation of Carbon Cloth; Electrochemical Measurements

Metal precursorspre-synthesised PBA nanoparticles

Solventsethanol (50 uL)

Additives0.005 wt % Nafion solution (10 uL)

Atmosphereambient air / not specified

Time30 min sonication

Substrate orientation2 cm x 1 cm carbon cloth pieces activated in concentrated HNO3; 1 cm2 electrode area used

Oxidant / reductantconcentrated HNO3 used for carbon cloth activation at 100 deg C for 4 h

Work-upcarbon cloth washed with double distilled water and dried at 50 deg C for 12 h; PBA ink drop-cast onto carbon cloth

Activationelectrochemical CV activation in 1.0 M KOH before measurements

Show 5 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	PBA nanoparticles	3 mg	15764-15765 · Activation of Carbon Cloth; Electrochemical Measurements
Solvent	ethanol	50 μL	15764-15765 · Activation of Carbon Cloth; Electrochemical Measurements
Additive	Nafion solution	10 μL · 0.005 wt %	15764-15765 · Activation of Carbon Cloth; Electrochemical Measurements
Other	carbon cloth	2 cm x 1 cm pieces; 1 cm2 electrode area	15764-15765 · Activation of Carbon Cloth; Electrochemical Measurements
Acid	concentrated HNO3	concentrated	15764-15765 · Activation of Carbon Cloth; Electrochemical Measurements