Synthesis · Copper-doped strontium metal-organic framework: Dual-function active material for supercapacitor and oxygen evolution reaction

5 structured synthesis routes

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

Partial recipeSource: Main

Route 1: Other

3 · 2.4 Electrochemical analysis

Metal precursorsCu-doped Sr MOF positive electrode

Solvents3 M KOH aqueous electrolyte

Additivesactivated carbon negative electrode; glass microfiber separator

AtmosphereAr-filled glovebox

Work-upglass microfiber filter pre-soaked in 3 M KOH used as separator

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	Cu-doped Sr MOF positive electrode	Not specified	3 · 2.4 Electrochemical analysis
Other	activated carbon negative electrode	Not specified	3 · 2.4 Electrochemical analysis
Electrolyte	KOH aqueous electrolyte	3 M	3 · 2.4 Electrochemical analysis

Partial recipeSource: Main

Route 2: Hydrothermal

2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1

Metal precursors4 mmol SrCl2.6H2O and 1 mmol Cu(NO3)2.3H2O

Linker precursors2 mmol benzene-1,3,5-tricarboxylic acid (BTC)

SolventsDI H2O; DMF

Additivespolyvinylpyrrolidone (PVP)

Atmospherenot specified for hydrothermal synthesis

Temperature150

Time24

Work-upprecipitate collected by centrifugation; rinsed three times with deionized water

Activationdehydrated in vacuum oven at 60 C for 12 h

Scalability contextReported product yield 95%; no scale-up data.

Show 6 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	strontium chloride hexahydrate (SrCl2.6H2O)	4 mmol	2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1
Metal Source	copper (II) nitrate trihydrate (Cu(NO3)2.3H2O)	1 mmol	2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1
Linker	benzene-1,3,5-tricarboxylic acid (BTC)	2 mmol	2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1
Solvent	deionized water	5 mL for metal salts; text also refers to combined 10 mL solution · 18.2 Mohm cm-1 water used throughout	2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1
Solvent	dimethylformamide (DMF)	not specified	2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1
Additive	polyvinylpyrrolidone (PVP)	not specified	2 · 2.2 Synthesis of Cu-doped Sr MOFs · Scheme 1

Partial recipeSource: Main

Route 3: Drop Cast

3 · 2.4 Electrochemical analysis

Metal precursorsas-synthesized Cu-doped Sr MOF or undoped Sr MOF powder

Solventswater and ethanol, 50:50 ratio

Additives5 wt.% Nafion solution

Substrate orientationglassy carbon electrode

Work-up10 uL slurry carefully applied to GCE

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	as-synthesized material powder	2 mg	3 · 2.4 Electrochemical analysis
Solvent	water and ethanol	50:50 ratio; volume not specified	3 · 2.4 Electrochemical analysis
Additive	Nafion solution	10 uL · 5 wt.%	3 · 2.4 Electrochemical analysis

Complete recipeSource: Main

Route 4: Other

2 · 2.4 Electrochemical analysis

Metal precursorsas-synthesized Cu-doped Sr MOF powder

SolventsN-methyl-2-pyrrolidinone (NMP)

Additivescarbon black; PVDF binder

Atmospherevacuum oven drying

Temperature65

Time12

Substrate orientationNi foam, 1 x 2 cm2

Work-upslurry pressed onto Ni foam

Activationdried at 65 C in vacuum oven for 12 h

Show 4 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	synthesized material	85 wt.%	2 · 2.4 Electrochemical analysis
Additive	carbon black	10 wt.%	2 · 2.4 Electrochemical analysis
Additive	PVDF	5 wt.%	2 · 2.4 Electrochemical analysis
Solvent	NMP	Not specified	2 · 2.4 Electrochemical analysis

Vague recipeSource: Main

Route 5: Unknown

3 · 3.1 Materials characterization · Fig. 1

Metal precursorsnot separately reported for undoped Sr MOF control

Linker precursorsBTC implied by characterisation and comparison, but undoped-control recipe not separately stated

Solventsnot separately reported

Additivesnot separately reported