591-76-4
| Name | 2-Methylhexane |
| CAS | 591-76-4 |
| EINECS(EC#) | 209-730-6 |
| Molecular Formula | C7H16 |
| MDL Number | MFCD00009487 |
| Molecular Weight | 100.2 |
| MOL File | 591-76-4.mol |
Chemical Properties
| Appearance | clear colorless liquid |
| Melting point | -118 °C |
| Boiling point | 90 °C(lit.) |
| density | 0.679 g/mL at 25 °C(lit.) |
| vapor pressure | 2.27 psi ( 37.7 °C) |
| refractive index | n |
| Fp | 25 °F |
| storage temp. | Flammables area |
| solubility | Soluble in acetone, alcohol, benzene, chloroform, ligroin, and ether (Weast, 1986). Miscible with liquid aliphatic hydrocarbons. |
| form | Liquid |
| color | Clear colorless |
| explosive limit | ~7% |
| Water Solubility | 3.8 mg/L at 23 °C (Coates et al., 1985) 2.54 mg/kg at 25 °C (shake flask-GLC, Price, 1976) |
| Specific Heat Capacity | Cp(liquid):222.9J/(g·K),at 25℃ |
| Thermal Conductivity | 0.1105 W/(m·K) at 25 ℃ |
| BRN | 1696856 |
| Henry's Law Constant | 0.512 atm?m3/mol at 26.9 °C, 0.311 at 35.0 °C, 0.256 at 45.0 °C (dynamic headspace, Hansen et al., 1995) |
| Dielectric constant | 1.9（20℃） |
| Exposure limits | TLV-TWA: 200 ppm; TLV-STEL: 400 ppm |
Safety Data
| Symbol(GHS) |     GHS02,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H225-H304-H315-H336-H410 |
| Precautionary statements | P210-P233-P273-P301+P310-P303+P361+P353-P331 |
| Hazard Codes | F,Xn,N |
| Risk Statements | |
| Safety Statements | |
| RIDADR | UN 3295 3/PG 2 |
| WGK Germany | 3 |
| RTECS | MO3871500 |
| Autoignition Temperature | 536 °F |
| TSCA | TSCA listed |
| HazardClass | 3.1 |
| PackingGroup | II |
| HS Code | 29011000 |
| Storage Class | 3 - Flammable liquids |
| Hazard Classifications | Aquatic Acute 1 Aquatic Chronic 1 Asp. Tox. 1 Flam. Liq. 2 Skin Irrit. 2 STOT SE 3 |