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2,2,4-Trimethylpentane, EssentQ®

- Synonyms: Isooctane, Isobutyltrimethylmethane, iso-Octane
- C8H18
- M = 114,26 g/mol
- CAS [540-84-1]
- EINECS-No.: 208-759-1
- Density: 0,69 g/cm3
- Solub. in water: (25 ºC): 0,56 mg/l
- Melting point: -107 ºC
- Boiling point: 99 ºC
- Flash pt. -12 ºC
- Ignition temp.: 410 ºC
- Vapour pressure: (20 ºC) 51 hPa
- Dielectric const.: (20 ºC) 1,9
- LD 50 (oral, rat): > 2000 mg/kg
- EC-Index-No.: 601-009-00-8
- ADR: 3 F1 II UN 1262
- IMDG: 3 II UN 1262
- IATA/ICAO: 3 II UN 1262
- GHS-signal word: Danger
- GHS-H sentences: H225 - H304 - H400 - H410 - H315 - H336
- GHS-P sentences: P210 - P301+P310 - P303+P361+P353 - P370+P378 - P405 - P501a
- Tariff number: 2901 10 00 00
- Applications: analytical chemistry, solvent for fat and oil extractions; in determining octane numbers of fuels.

SPECIFICATIONS
assay (G.C.): min. 99 %
identity (IR-spectrum): passes test
density (20º/4º): 0,691 - 0,693
acidity: max. 0,001 meq/g
copper (Cu): max. 0,2 ppm
iron (Fe): max. 0,5 ppm
lead (Pb): max. 0,2 ppm
nickel (Ni): max. 0,2 ppm
sulphur compounds (as S): max. 0,002 %
residue on evaporation: max. 0,001 %
water (K.F.): max. 0,02 %