2,4,4-TRIMETHYL-2-PENTENE
Synonym(s):β-Diisobutylene
- CAS NO.：107-40-4
- Empirical Formula: C8H16
- Molecular Weight: 112.21
- MDL number: MFCD00008902
- EINECS: 203-488-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02
What is 2,4,4-TRIMETHYL-2-PENTENE?
Chemical properties
CLEAR COLOURLESS TO VERY SLIGHTLY YELLOW LIQUID
The Uses of 2,4,4-TRIMETHYL-2-PENTENE
2,4,4-Trimethyl-2-pentene was used to study the kinetics of liquid-phase hydrogenation of isooctenes on Pd/γ-Al2O3?catalyst in semibatch reactor. It was used in the analysis of butene oligomerate produced over solid and liquid phosphoric acid by GC-MS techniques.
The Uses of 2,4,4-TRIMETHYL-2-PENTENE
Organic synthesis.
The Uses of 2,4,4-TRIMETHYL-2-PENTENE
2,4,4-Trimethyl-2-pentene was used to study the kinetics of liquid-phase hydrogenation of isooctenes on Pd/γ-Al2O3 catalyst in semibatch reactor. It was used in the analysis of butene oligomerate produced over solid and liquid phosphoric acid by GC-MS techniques.
Purification Methods
Fractionate it under N2 as it is highly flammable. [Beilstein 1 III 848, 1 IV 891.]
Properties of 2,4,4-TRIMETHYL-2-PENTENE
| Melting point: | -106.3--106 °C (lit.) |
| Boiling point: | 104 °C (lit.) |
| Density | 0.72 g/mL at 25 °C (lit.) |
| vapor density | >1 (vs air) |
| vapor pressure | 83 mm Hg ( 37.7 °C) |
| refractive index | n |
| Flash point: | 29 °F |
| storage temp. | Flammables area |
| form | Liquid |
| color | Clear colorless to very slightly yellow |
| Water Solubility | Insoluble in water. |
| BRN | 1719492 |
| CAS DataBase Reference | 107-40-4(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Pentene, 2,4,4-trimethyl- (107-40-4) |
Safety information for 2,4,4-TRIMETHYL-2-PENTENE
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Environment GHS09 |
| GHS Hazard Statements |
H225:Flammable liquids H411:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P273:Avoid release to the environment. |
Computed Descriptors for 2,4,4-TRIMETHYL-2-PENTENE
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