Synthesis · Rational synthesis of a pyridyl-imidazoquinazoline based multifunctional 3D Zn(ii)-MOF: structure, luminescence, selective and sensitive detection of Al3+ and TNP, and its semiconducting device application

3 structured synthesis routes

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

Complete recipeSource: Both

p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2

Metal precursorsZn(NO3)2.6H2O

Linker precursorspdiq; 2,5-thiophenedicarboxylic acid

SolventsMeOH, H2O, EtOH; 1:1 v/v MeOH/H2O buffer layer

AdditivesEt3N used to neutralise 2,5-thiophenedicarboxylic acid

Atmosphereambient/not specified

Temperatureambient/not specified

Timeabout 120 h (five days)

Work-upLayered diffusion; yellow block-shaped crystals collected after five days; no washing or activation stated

Activationnone reported

Scalability contextLayered diffusion gives single crystals; no scale-up route reported.

Show 7 structured reagent records

Role	Reagent	Amount / concentration	Source
Linker	pdiq	59.6 mg, 0.2 mmol	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2
Metal Source	Zn(NO3)2.6H2O	61.7 mg, 0.2 mmol	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2
Linker	2,5-thiophenedicarboxylic acid	42 mg, 0.2 mmol	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2
Base	Et3N	21 mg, 0.2 mmol	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2
Solvent	MeOH	2 mL for pdiq solution plus MeOH/H2O buffer layer	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2
Solvent	H2O	2 mL for Zn(NO3)2.6H2O solution plus MeOH/H2O buffer layer	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2
Solvent	EtOH	2 mL for neutralised 2,5-thiophenedicarboxylic acid solution	p003 · Synthesis of [Zn2(tdc)4(pdiq)3] (1) · Scheme S2

Complete recipeSource: Both

p003 · Synthesis of ligand (pdiq) · Scheme S1

Linker precursors2-(1H-benzo[d]imidazol-2-yl)aniline; isonicotinaldehyde

Solventsabsolute ethanol; ethyl acetate/hexane 7:3 v/v for chromatography

Additivesanhydrous Na2SO4 drying agent

Atmospherenot specified

Temperaturereflux; cooled to ambient temperature after reaction

Time6

Work-upTLC monitoring; rotary evaporation; dilution with ethyl acetate; drying over anhydrous Na2SO4; column chromatography

Show 5 structured reagent records

Role	Reagent	Amount / concentration	Source
Linker	2-(1H-benzo[d]imidazol-2-yl)aniline	209 mg, 1.0 mmol	p003 · Synthesis of ligand (pdiq) · Scheme S1
Linker	isonicotinaldehyde	107 mg, 1.0 mmol	p003 · Synthesis of ligand (pdiq) · Scheme S1
Solvent	absolute ethanol	10.0 mL	p003 · Synthesis of ligand (pdiq) · Scheme S1
Solvent	ethyl acetate/hexane	7:3 v/v eluent	p003 · Synthesis of ligand (pdiq) · Scheme S1
Other	anhydrous Na2SO4	Not specified	p003 · Synthesis of ligand (pdiq) · Scheme S1

Complete recipeSource: SI

p021 · Device Fabrication

SolventsN,N-dimethylformamide (DMF)

Atmosphereambient for measurement; vacuum oven drying and vacuum deposition for Al

Temperature80 deg C drying

Timespin coating 5 min at 600 rpm plus 5 min at 900 rpm; drying for several minutes

Substrate orientationITO-coated glass substrate; Al top electrode through shadow mask

Work-upCompound 1 dispersed in DMF at 25 mg/mL, sonicated, spin-coated, dried, and aluminium deposited by vacuum coating

Activationvacuum oven drying at 80 deg C to evaporate solvent

Scalability contextMultiple MS junction devices were fabricated; active area fixed by shadow mask.

Show 4 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	synthesized compound 1	25 mg/ml in DMF · 25 mg/ml	p021 · Device Fabrication
Solvent	N,N-dimethyl formamide (DMF)	Not specified	p021 · Device Fabrication
Other	ITO coated glass substrate	Not specified	p021 · Device Fabrication
Other	aluminium electrode	effective area 7.065 x 10^-2 cm^2	p021 · Device Fabrication