2,3-Dimethylpentane
2,3-Dimethylpentane
CAS: 565-59-3
Molecular Formula: C7H16
2,3-Dimethylpentane - Names and Identifiers
| Name | 2,3-Dimethylpentane |
| Synonyms | NSC 23696 ALKANE C7 BRN 1718734 3,4-Dimethylpentane 3,4-DIMETHYLPENTANE 2,3-DIMETHYLPENTANE 2,3-Dimethylpentane 1,2,3-TRIMETHYLBUTANE 2-ETHYL-3-METHYLBUTANE Pentane, 2,3-dimethyl- (3R)-2,3-dimethylpentane 2,3-DIMETHYLPENTANE, STANDARD FOR GC 3-01-00-00445 (Beilstein Handbook Reference) |
| CAS | 565-59-3 |
| EINECS | 209-280-0 |
| InChI | InChI=1/C7H16/c1-5-7(4)6(2)3/h6-7H,5H2,1-4H3/t7-/m1/s1 |
2,3-Dimethylpentane - Physico-chemical Properties
| Molecular Formula | C7H16 |
| Molar Mass | 100.2 |
| Density | 0.695 g/mL at 25 °C (lit.) |
| Melting Point | -107.55°C (estimate) |
| Boling Point | 89-90 °C (lit.) |
| Flash Point | 20°F |
| Water Solubility | Insoluble in water. |
| Solubility | Soluble in acetone, alcohol, benzene, chloroform, and ether (Weast, 1986) |
| Vapor Presure | 2.35 psi ( 37.7 °C) |
| Vapor Density | 3.45 (vs air) |
| Appearance | Liquid |
| Color | Colorless to Almost colorless |
| Exposure Limit | ACGIH: TWA 400 ppm; STEL 500 ppm |
| BRN | 1718734 |
| pKa | >14 (Schwarzenbach et al., 1993) |
| Storage Condition | Flammables area |
| Explosive Limit | ~7% |
| Refractive Index | n20/D 1.392(lit.) |
2,3-Dimethylpentane - Risk and Safety
| Hazard Symbols | N - Dangerous for the environment Xn - Harmful  F,N,Xn,F - |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R67 - Vapors may cause drowsiness and dizziness R65 - Harmful: May cause lung damage if swallowed R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R38 - Irritating to the skin R11 - Highly Flammable |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S9 - Keep container in a well-ventilated place. |
| UN IDs | UN 3295 3/PG 2 |
| WGK Germany | 3 |
| RTECS | SA0428000 |
| TSCA | Yes |
| HS Code | 29011000 |
| Hazard Class | 3 |
| Packing Group | II |
2,3-Dimethylpentane - Reference Information
| olfactory threshold (Odor Threshold) | 4.5ppm |
| Henry's Law Constant | 1.72(atm?m3/mol) at 25 °C (Mackay and Shiu, 1981) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| spontaneous combustion temperature | 639 °F |
Last Update：2024-04-10 22:29:15
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