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Cas Database |
| Name |
Furan,tetrahydro-2,2,5,5-tetramethyl- |
EINECS | 239-117-9 |
| CAS No. | 15045-43-9 | Density | 0.811 g/mL at 25 °C(lit.) |
| PSA | 9.23000 | LogP | 2.35400 |
| Solubility | Sparinlgy soluble in water | Melting Point |
-92oC |
| Formula | C8H16O | Boiling Point | 112 °C at 760 mmHg |
| Molecular Weight | 128.214 | Flash Point | 3.9 °C |
| Transport Information | UN 1993 3 | Appearance | clear colourless liquid |
| Safety | 16-29-33 | Risk Codes | 11 |
| Molecular Structure |
|
Hazard Symbols |
 F
|
| Synonyms |
2,2,5,5-Tetramethyltetrahydrofuran;Tetrahydro-2,2,5,5-tetramethylfuran; |
Article Data | 31 |
Furan,tetrahydro-2,2,5,5-tetramethyl- Synthetic route
- 110-03-2
2,5-dimethyl-2,5-hexanediol
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With beta-zeolite HCZB 25 at 0.85 - 105℃; for 1.5h; Reagent/catalyst; | 100% |
| Nafion-H at 130℃; for 2h; | 94% |
| With penthaethoxyphosphorane In dichloromethane for 450h; Ambient temperature; | 79.1% |
- 110-03-2
2,5-dimethyl-2,5-hexanediol
A
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
B
- 14908-27-1
2,5-dimethyl-4-hexen-2-ol
| Conditions | Yield |
|---|---|
| With chloro-trimethyl-silane; dimethyl sulfoxide In benzene at 20℃; for 75h; | A 75% B 21% |
- 122-97-4
3-Phenyl-1-propanol
- 261920-18-7
2-diethylamino-4,4,7,7-tetramethyl-1,3,2-dioxaphosphepane
A
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
| Conditions | Yield |
|---|---|
| Stage #1: 3-Phenyl-1-propanol; 2-diethylamino-4,4,7,7-tetramethyl-1,3,2-dioxaphosphepane With 1H-tetrazole In dichloromethane at 20℃; for 22h; Substitution; Stage #2: With 3-chloro-benzenecarboperoxoic acid at -78 - 20℃; for 0.5h; Oxidation; | A 36% B 63% C 4% |
- 50-00-0
formaldehyd
- 110-03-2
2,5-dimethyl-2,5-hexanediol
A
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
B
- 77661-71-3
4,4,7,7-tetramethyl-1,3-dioxepane
| Conditions | Yield |
|---|---|
| With N-Phenyl-2-naphthylamine; toluene-4-sulfonic acid |
- 110-03-2
2,5-dimethyl-2,5-hexanediol
- 542-11-0
aniline hydrobromide
A
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
B
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
| Conditions | Yield |
|---|---|
| beim Destillieren; |
- 627-58-7
2,5-dimethyl-1,5-hexadiene
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With sulfuric acid at 6℃; im geschlossenen Rohr; |
- 764-13-6
2,5-Dimethyl-2,4-hexadiene
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With sulfuric acid at 6℃; im geschlossenen Rohr; |
- 54462-71-4
2,5-dibromo-2,5-dimethyl-hexane
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With potassium carbonate |
- 855914-39-5
5-bromo-2,5-dimethyl-hexan-2-ol
A
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
B
- 54462-71-4
2,5-dibromo-2,5-dimethyl-hexane
| Conditions | Yield |
|---|---|
| Erhitzen ueber den Schmelzpunkt; |
- 14908-27-1
2,5-dimethyl-4-hexen-2-ol
- 15045-43-9
2,2,5,5-tetramethyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With sulfuric acid |
Furan,tetrahydro-2,2,5,5-tetramethyl- Specification
The Furan,tetrahydro-2,2,5,5-tetramethyl-, with the CAS registry number 15045-43-9, is also known as Tetrahydro-2,2,5,5-tetramethylfuran. Its EINECS registry number is 239-117-9. This chemical's molecular formula is C8H16O and molecular weight is 128.21. Its IUPAC name is called 2,2,5,5-tetramethyloxolane. This chemical is clear colourless liquid.
Physical properties of Furan,tetrahydro-2,2,5,5-tetramethyl-: (1)ACD/LogP: 2.39; (2)ACD/LogD (pH 5.5): 2.39; (3)ACD/LogD (pH 7.4): 2.39; (4)ACD/BCF (pH 5.5): 38.77; (5)ACD/BCF (pH 7.4): 38.77; (6)ACD/KOC (pH 5.5): 477.12; (7)ACD/KOC (pH 7.4): 477.12; (8)#H bond acceptors: 1; (9)Index of Refraction: 1.408; (10)Molar Refractivity: 38.69 cm3; (11)Molar Volume: 156.5 cm3; (12)Surface Tension: 25.2 dyne/cm; (13)Density: 0.818 g/cm3; (14)Flash Point: 3.9 °C; (15)Enthalpy of Vaporization: 33.61 kJ/mol; (16)Boiling Point: 112 °C at 760 mmHg; (17)Vapour Pressure: 26.1 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
This chemical may catch fire in contact with air and only need brief contact with an ignition source which has a very low flash point or evolve highly flammable gases in contact with water. It is highly flammable. You should keep it away from sources of ignition - No smoking. What's more, you can take precautionary measures against static discharges.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CC1(CCC(O1)(C)C)C
(2)InChI: InChI=1S/C8H16O/c1-7(2)5-6-8(3,4)9-7/h5-6H2,1-4H3
(3)InChIKey: BBLDTXFLAHKYFJ-UHFFFAOYSA-N
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