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| CAS No.: | 823-82-5 |
|---|---|
| Name: | Furan-2,5-dicarbaldehyde |
| Article Data: | 172 |
| Molecular Structure: | |
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| Formula: | C6H4O3 |
| Molecular Weight: | 124.096 |
| Synonyms: | 2,5-Diformylfuran;2,5-Furandicarbaldehyde;5-Formylfurfural;Furan-2,5-dialdehyde;NSC 618088; |
| EINECS: | 212-520-7 |
| Density: | 1.298 g/cm3 |
| Melting Point: | 110 °C |
| Boiling Point: | 276.8 °C at 760 mmHg |
| Flash Point: | 124.1 °C |
| Hazard Symbols: | Xi |
| Risk Codes: | 36/37/38 |
| Safety: | 26 |
| PSA: | 47.28000 |
| LogP: | 0.90460 |
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| Conditions | Yield |
|---|---|
| With oxygen; N0.25MnO2 In acetonitrile at 30℃; for 6h; Reagent/catalyst; Solvent; Temperature; Green chemistry; | 100% |
| With oxygen In toluene at 105℃; under 15001.5 Torr; for 12h; Time; Autoclave; | 99.6% |
| With tert.-butylnitrite; oxygen; acetic acid In toluene at 50℃; for 1h; | 99% |
| Conditions | Yield |
|---|---|
| With Ru/Al2O3; oxygen In toluene at 80℃; for 24h; Solvent; Reagent/catalyst; | 99% |
| With pyridine; 4-acetylamino-2,2,6,6-tetramethylpiperidine-N-oxyl; iodine; sodium hydrogencarbonate In dichloromethane; water at 20 - 25℃; for 1h; | 98% |
| With dipyridinium dichromate In dichloromethane for 24h; | 60% |
- 823-82-5
2,5-diformylfurane
| Conditions | Yield |
|---|---|
| Stage #1: D-fructose In ethanol at 100℃; under 750.075 Torr; for 2h; Inert atmosphere; Stage #2: With oxygen In ethanol at 100℃; under 750.075 Torr; for 3h; Temperature; Pressure; | 99% |
| Multi-step reaction with 2 steps 1: Duolite C 204 F ionexchange resin (H form) / H2O; various solvent(s) / 16 h / Heating; a.) reflux, 16 h; 2.) r.t., 2 h 2: 93 percent / BaMnO4 / 1,2-dichloro-ethane / 4.5 h / 113 °C View Scheme | |
| Multi-step reaction with 2 steps 1: hydrogenchloride / isopropyl alcohol / 3 h / 100 °C / Autoclave 2: water; vanadia; oxygen / 4 h / 100 °C / 7500.75 Torr / Autoclave View Scheme | |
| Multi-step reaction with 2 steps 1: lithium bromide; sulfuric acid / N,N-dimethyl acetamide 2: manganese(IV) oxide / dichloromethane / 12 h / Reflux View Scheme | |
| Multi-step reaction with 2 steps 1: dimethyl sulfoxide / 1 h / 119.84 °C 2: FeVO4 supported –SO3H functionalized polyaniline / dimethyl sulfoxide / 24 h / 139.84 °C View Scheme |
| Conditions | Yield |
|---|---|
| With hydrogenchloride; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium nitrite In water; 1,2-dichloro-ethane at 20℃; under 760.051 Torr; for 4h; Solvent; Reagent/catalyst; Temperature; | 98.2% |
| With potassium bromide In water at 100℃; for 0.5h; | 94% |
| With sulfuric acid; oxygen In dimethyl sulfoxide at 130℃; under 750.075 Torr; for 4h; Catalytic behavior; Reagent/catalyst; | 82% |
| Conditions | Yield |
|---|---|
| With zinc(II) chloride In dichloromethane; dimethyl sulfoxide for 0.383333h; | 98% |
- 823-82-5
2,5-diformylfurane
| Conditions | Yield |
|---|---|
| With hydrogenchloride; TEMPOL; oxygen; isopentyl nitrite In dichloromethane at 80℃; under 22502.3 Torr; for 8h; Reagent/catalyst; Pressure; Temperature; | 96.6% |
| Multi-step reaction with 2 steps 1: hydrogenchloride / isopropyl alcohol / 120 °C 2: oxygen; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium nitrite / acetonitrile / 80 °C / 750.08 Torr View Scheme |
- 117953-13-6
5-(1,3-dioxolan-2-yl)furan-2-carbaldehyde
- 823-82-5
2,5-diformylfurane
| Conditions | Yield |
|---|---|
| With hydrogenchloride In water; acetone for 1h; Reflux; | 95% |
| With hydrogenchloride In acetone for 1h; Heating; | 90% |
| With hydrogenchloride |
- 5426-09-5
7-oxanorborn-5-ene-2,3-dicarboxylic anhydride
- 1558-67-4
formic anhydride
- 823-82-5
2,5-diformylfurane
| Conditions | Yield |
|---|---|
| With nitric acid at 180℃; for 2h; | 92% |
- 823-82-5
2,5-diformylfurane
| Conditions | Yield |
|---|---|
| With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In tetrachloromethane at 90℃; for 0.166667h; | 91% |
| Conditions | Yield |
|---|---|
| With carbon dioxide; palladium/alumina In tetrahydrofuran at 145℃; under 45004.5 Torr; for 4h; Catalytic behavior; Reagent/catalyst; Green chemistry; | A 90.9% B 5.5% |
| With Pd/γ-Al2O3 In 1,4-dioxane at 160℃; for 16h; Inert atmosphere; Autoclave; |
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Chemistry
Product Name: Furan-2,5-dicarbaldehyde (CAS NO.823-82-5)
Molecular Formula: C6H4O3
Molecular Weight: 124.09g/mol
Mol File: 823-82-5.mol
EINECS: 212-520-7
Melting Point: 110°C
Boiling point: 276.8 °C at 760 mmHg
Storage Temperature: Refrigerator
Flash Point: 124.1 °C
Density: 1.298 g/cm3
Index of Refraction: 1.585
Molar Refractivity: 32.05 cm3
Molar Volume: 95.5 cm3
Surface Tension: 47.8 dyne/cm
Enthalpy of Vaporization: 51.53 kJ/mol
Vapour Pressure: 0.0047 mmHg at 25°C
XLogP3-AA: 0.6
H-Bond Donor: 0
H-Bond Acceptor: 3
Structure Descriptors of Furan-2,5-dicarbaldehyde (CAS NO.823-82-5):
IUPAC Name: furan-2,5-dicarbaldehyde
Canonical SMILES: C1=C(OC(=C1)C=O)C=O
InChI: InChI=1S/C6H4O3/c7-3-5-1-2-6(4-8)9-5/h1-4H
InChIKey: PXJJKVNIMAZHCB-UHFFFAOYSA-N
Specification
Furan-2,5-dicarbaldehyde , its CAS NO. is 823-82-5, the synonym is Furan-2,5-dial .