2,3-Dimethyl-2-butene
Agrochemicals 2025-03-18
2,3-Dimethyl-2-butene
Chemical Name: 2,3-Dimethyl-2-butene
Synonyms: Tetramethylethylene; TME
CAS Number: 563-79-1
Molecular Formula: C₆H₁₂
Molecular Weight: 84.16 g/mol
Physical & Chemical Properties
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odor | Mild, gasoline-like |
| Melting Point | -74°C (-101°F) |
| Boiling Point | 73-74°C (163-165°F) |
| Density | 0.708 g/cm³ (20°C) |
| Refractive Index | 1.412 (20°C) |
| Flash Point | -7°C (19°F) (Highly flammable) |
| Solubility | Insoluble in water; miscible with organic solvents |
Hazard & Safety Information (GHS)
Hazard Symbols:
🔥 Flammable Liquid (Category 1)
⚠️ Skin Irritant (Category 2)
Hazard Statements:
• H224: Extremely flammable liquid and vapor
• H315: Causes skin irritation
Precautionary Measures:
• P210: Keep away from heat/sparks/open flames
• P233: Keep container tightly closed
• P303+P361+P353: IF ON SKIN: Remove contaminated clothing, rinse skin
Chemical Behavior
• Stability:
- Stable under normal conditions
- May form peroxides upon prolonged storage
• Reactivity: - Reacts violently with strong oxidizers
- Polymerizes in contact with acids
Applications
✔ Organic synthesis intermediate
✔ Fuel additive research
✔ Polymerization studies
