2,3,4-TRIMETHYLPENTANE
2,3,4-trimethylpentane
CAS: 565-75-3
Molecular Formula: C8H18
2,3,4-TRIMETHYLPENTANE - Names and Identifiers
| Name | 2,3,4-trimethylpentane |
| Synonyms | Trimethylpentane 2,3,4-trimethylpentane 2,3,4-trimethyl-pentan 2,3,4-TRIMETHYLPENTANE (CH3)2CHCH(CH3)CH(CH3)2 Pentane, 2,3,4-trimethyl- |
| CAS | 565-75-3 |
| EINECS | 209-292-6 |
| InChI | InChI=1/C8H18/c1-6(2)8(5)7(3)4/h6-8H,1-5H3 |
2,3,4-TRIMETHYLPENTANE - Physico-chemical Properties
| Molecular Formula | C8H18 |
| Molar Mass | 114.23 |
| Density | 0.719 g/mL at 25 °C (lit.) |
| Melting Point | -110 °C (lit.) |
| Boling Point | 113-114 °C (lit.) |
| Flash Point | 5°C |
| Water Solubility | (mg/kg):1.36 at 25 °C (shake flask-GLC, Price, 1976)2.34 at 0 °C, 2.30 at 25 °C (shake flask-GC, Polak and Lu, 1973) |
| Solubility | Soluble in acetone, alcohol, benzene, chloroform, ether (Weast, 1986); miscible with manyaliphatic hydrocarbons |
| Vapor Presure | 27.0 at 25 °C (Wilhoit and Zwolinski, 1971) |
| Appearance | clear liquid |
| Color | Colorless to Almost colorless |
| Exposure Limit | ACGIH TLV: TWA for all isomers 300 ppm (adopted). |
| BRN | 1696869 |
| pKa | >14 (Schwarzenbach et al., 1993) |
| Refractive Index | n20/D 1.404(lit.) |
2,3,4-TRIMETHYLPENTANE - Risk and Safety
| Risk Codes | R11 - Highly Flammable R38 - Irritating to the skin R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R65 - Harmful: May cause lung damage if swallowed R67 - Vapors may cause drowsiness and dizziness |
| Safety Description | S9 - Keep container in a well-ventilated place. S16 - Keep away from sources of ignition. S29 - Do not empty into drains. S33 - Take precautionary measures against static discharges. S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S62 - If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. |
| UN IDs | UN 3295 3/PG 2 |
| WGK Germany | 3 |
| RTECS | SA3321500 |
| TSCA | Yes |
| Hazard Class | 3 |
| Packing Group | II |
2,3,4-TRIMETHYLPENTANE - Reference Information
| Henry's Law Constant | 1.89 at 25 °C (Mackay and Shiu, 1981) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| category | flammable liquid |
| explosive hazard characteristics | mixed with air, heated, open flame can explode |
| flammability hazard characteristics | flammable; combustion produces stimulating smoke |
| storage and transportation characteristics | warehouse ventilation and low temperature drying |
| fire extinguishing agent | dry powder, foam, sand, water |
Last Update：2024-04-09 20:52:54
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