258776

2,2,4-Trimethylpentane

ReagentPlus^®, ≥99%

• Synonym(s): Isooctane
• Linear Formula: (CH₃)₂CHCH₂C(CH₃)₃
• CAS Number: 540-84-1
• Molecular Weight: 114.23
• Beilstein/REAXYS Number: 1696876
• EC Number: 208-759-1
• MDL number: MFCD00008943
• UNSPSC Code: 12191502
• PubChem Substance ID: 329752832
• NACRES: NA.21
• Assay: ≥99%
• Bp: 98-99 °C (lit.)
• Vapor pressure: 41 mmHg ( 21 °C)

Properties

• vapor density: 3.9 (vs air)
• Quality Level: 100
• vapor pressure: 41 mmHg ( 21 °C)
• product line: ReagentPlus^®
• assay: ≥99%
• form: liquid
• autoignition temp.: 745 °F
• expl. lim.: 6 %
• dilution: (for general lab use)
• refractive index: n20/D 1.391 (lit.)
• bp: 98-99 °C (lit.)
• mp: −107 °C (lit.)
• density: 0.692 g/mL at 25 °C (lit.)
• SMILES string: CC(C)CC(C)(C)C
• InChI: 1S/C8H18/c1-7(2)6-8(3,4)5/h7H,6H2,1-5H3
• InChI key: NHTMVDHEPJAVLT-UHFFFAOYSA-N

Description

General description

2,2,4-Trimethylpentane (TMP, isooctane) is a saturated, branched hydrocarbon. It is a water-insoluble compound. Isooctane is used in gasoline and aviation fuel to increase the octane level or provide antiknock properties. Additionally, it is used as a solvent, thinner, and in organic synthesis.

Application

2,2,4-Trimethylpentane is used:

• In the binary mixture (ethane + 2,2,4-trimethylpentane), to analyses the solubility of ethane using static–synthetic apparatus.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS02,GHS08,GHS07,GHS09
• signalword: Danger
• hcodes: H225,H304,H315,H336,H410
• pcodes: P210 - P233 - P273 - P301 + P310 - P303 + P361 + P353 - P331
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Central nervous system
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 2
• flash_point_f: 10.4 °F - closed cup
• flash_point_c: -12 °C - closed cup