Synthesis · Volatolomics in Fritillarias and Their Identification by Orientation Controlled cMOF Thin Film Chemiresistors

4 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

p005 · Preparation of Cu3(HHTP)2 film

Metal precursorsCu(OAc)2, 1 mmol/L in ethanol

Linker precursorsHHTP, 0.015 mmol/L in ethanol

Solventsethanol

Additivesnone reported

Atmospherenot specified

Temperature40

Timeper cycle: 10 min in Cu(OAc)2 solution and 15 min in HHTP solution; total time depends on 10C/20C/30C/40C growth cycles

Substrate orientation[001] film orientation

Oxidant / reductantnone reported

Work-upSubstrate washed with ethanol during each step to remove reaction residues.

Activationnot reported in main text

Scalability contextLayer-by-layer liquid-phase epitaxy growth; thickness controlled by cycle number.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Cu(OAc)2	1 mmol/L	p005 · Preparation of Cu3(HHTP)2 film
Linker	HHTP	0.015 mmol/L	p005 · Preparation of Cu3(HHTP)2 film
Solvent	ethanol	Not specified	p005 · Preparation of Cu3(HHTP)2 film

Partial recipeSource: Main

Route 2: Other

p005 · Preparation of Cu3(HHTP)2 film

Metal precursorsCu(OAc)2, 2 mmol/L in water

Linker precursorsHHTP, 0.02 mmol/L in water

Solventsdeionized water

Additives10 uL NMP added to 100 mL HHTP aqueous solution

Atmospherenot specified

Temperature70

Timeper cycle: 10 min in Cu(OAc)2 solution and 15 min in HHTP solution; total time depends on 10C/20C/30C/40C growth cycles

Substrate orientation[100] film orientation

Oxidant / reductantnone reported

Work-upSubstrate washed with deionized water during each step to remove reaction residues.

Activationnot reported in main text

Scalability contextLayer-by-layer liquid-phase epitaxy growth; thickness controlled by cycle number.

Show 4 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Cu(OAc)2	2 mmol/L	p005 · Preparation of Cu3(HHTP)2 film
Linker	HHTP	0.02 mmol/L	p005 · Preparation of Cu3(HHTP)2 film
Solvent	deionized water	Not specified	p005 · Preparation of Cu3(HHTP)2 film
Additive	N-methyl-2-pyrrolidinone (NMP)	10 uL in 100 mL HHTP aqueous solution	p005 · Preparation of Cu3(HHTP)2 film

Partial recipeSource: Main

Route 3: Other

p005 · Chemiresistive gas sensing measurements · Figure S13

Additivesconductive silver paste; silver wires

Atmospherenot specified

Temperatureroom temperature for tests; fabrication temperature not reported

Substrate orientationalumina device substrate, 13.4 mm x 7 mm x 0.635 mm

Work-upSilver wires fixed by conductive silver paste at both ends of the electrodes.

ActivationBefore each sensing test, fritillaria powders were evaporated for 1 h; device activation not reported.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	alumina substrate	13.4 mm x 7 mm x 0.635 mm	p005 · Chemiresistive gas sensing measurements · Figure S13
Other	silver wires	Not specified	p005 · Chemiresistive gas sensing measurements · Figure S13
Other	conductive silver paste	Not specified	p005 · Chemiresistive gas sensing measurements · Figure S13

Partial recipeSource: Main

Route 4: Other

p005 · Chemiresistive gas sensing measurements · Figure S13

Additivesconductive silver paste; silver wires

Atmospherenot specified

Temperatureroom temperature for tests; fabrication temperature not reported

Substrate orientationalumina device substrate, 13.4 mm x 7 mm x 0.635 mm

Work-upSilver wires fixed by conductive silver paste at both ends of the electrodes.

ActivationBefore each sensing test, fritillaria powders were evaporated for 1 h; device activation not reported.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	alumina substrate	13.4 mm x 7 mm x 0.635 mm	p005 · Chemiresistive gas sensing measurements · Figure S13
Other	silver wires	Not specified	p005 · Chemiresistive gas sensing measurements · Figure S13
Other	conductive silver paste	Not specified	p005 · Chemiresistive gas sensing measurements · Figure S13