2,2,4-Trimethylpentane
SIAL/360066 - anhydrous, 99.8%
Synonym: TMP; Isooctane
CAS Number: 540-84-1
Empirical Formula (Hill Notation): C8H18
Molecular Weight: 114.23
EC Number: 208-759-1
MDL Number: MFCD00008943
Linear Formula: (CH3)2CHCH2C(CH3)3
Product Type: Chemical
Anhydrous, Sureseal
Anhydrous, Sureseal
| assay | 99.8% |
| autoignition temp. | 745 °F |
| bp | 98-99 °C (lit.) |
| density | 0.692 g/mL at 25 °C (lit.) |
| evapn. residue | <0.0003% |
| expl. lim. | 6 % |
| form | liquid |
| grade | anhydrous |
| impurities | <0.003% water |
| <0.005% water (100 mL pkg) | |
| InChI | 1S/C8H18/c1-7(2)6-8(3,4)5 |
| InChI key | NHTMVDHEPJAVLT-UHFFFAOYSA |
| mp | −107 °C (lit.) |
| Quality Level | 100  |
| refractive index | n |
| SMILES string | CC(C)CC(C)(C)C |
| technique(s) | UV/Vis spectroscopy: suitable |
| vapor density | 3.9 (vs air) |
| vapor pressure | 41 mmHg ( 21 °C) |
| Application: | 2,2,4-Trimethylpentane has been used for the calibration of densimeter and for baseline correction in UV-Visible spectrophotometer. |
| General description: | 2,2,4-Trimethylpentane is a primary reference fuel with an arbitrary octane number of 100 as it burns smoothly without resulting in any knocking. It is mainly used to improve the octane rating of combustion fuels. |
| Other Notes: | The article number 360066-6X1L will be discontinued. Please order the single bottle 360066-1L which is physically identical with the same exact specifications. |
| Packaging: | 1, 2 L in Sure/Seal™ |
| Packaging: | 100 mL in Sure/Seal™ |
| Symbol |     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 | 11-38-50/53-65-67 |
| Safety Statements | 9-16-29-33-60-61-62 |
| RIDADR | UN1262 - class 3 - PG 2 - Octanes |
| WGK Germany | WGK 2 |
| Flash Point(F) | 10.4 °F - closed cup |
| Flash Point(C) | -12 °C - closed cup |
| Purity | 99.8% |
| bp | 98-99 °C (lit.) |
| mp | −107 °C (lit.) |
| Density | 0.692 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352001 |