Synthesis · Construction of a high-performance electrochemical sensor based on intrinsically conductive Co-HHTQ-MOF for imidacloprid detection

2 structured synthesis routes

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

Partial recipeSource: Main

Route 1: Drop Cast

3 · Preparation of Co-HHTQ-MOF/GCE

Solventsdeionized water

Atmosphereambient air during electrode drying; not otherwise specified

Substrate orientationglassy carbon electrode

Work-upGCE ground with Al2O3 and washed several times with deionised water; Co-HHTQ-MOF suspension ultrasonically mixed; 5.0 uL dropped onto bare GCE.

ActivationDried under infrared light.

Scalability contextElectrode-level drop-casting; no drying time or film loading beyond suspension concentration and volume.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	Co-HHTQ-MOF	5.0 mg · 5.0 mg in 5.0 mL deionized water	3 · Preparation of Co-HHTQ-MOF/GCE
Solvent	deionized water	5.0 mL	3 · Preparation of Co-HHTQ-MOF/GCE
Other	Co-HHTQ-MOF suspension	5.0 uL dropped onto GCE · 1.0 mg/mL	3 · Preparation of Co-HHTQ-MOF/GCE

Partial recipeSource: Main

Route 2: Solvothermal

2 · Synthesis of Co-HHTQ-MOF

Metal precursorsCobalt chloride hexahydrate

Linker precursorsSynthesised HHTQ ligand

Solvents25% DMF aqueous solution

Atmospherenot specified

Temperature85

Time72

Work-upCool to room temperature; centrifuge at 10000 rpm for 5 min; wash three cycles with water and acetone.

ActivationDried under vacuum at ambient temperature for 24 h.

Scalability contextNo scale or reagent molar amounts reported.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Cobalt chloride hexahydrate	Not specified	2 · Synthesis of Co-HHTQ-MOF
Linker	synthesized HHTQ ligand	Not specified	2 · Synthesis of Co-HHTQ-MOF
Solvent	25% DMF aqueous solution	25% DMF in water	2 · Synthesis of Co-HHTQ-MOF