- Synonyms: Isooctane, Isobutyltrimethylmethane, iso-Octaner- C8H18r- M = 114,26 g/molr- CAS [540-84-1]r- EINECS-No.: 208-759-1r- Density: 0,69 g/cm3 r- Solub. in water: (25 ºC): 0,56 mg/lr- Melting point: -107 ºCr- Boiling point: 99 ºCr- Flash pt. -12 ºCr- Ignition temp.: 410 ºCr- Vapour pressure: (20 ºC) 51 hPar- Dielectric const.: (20 ºC) 1,9r- LD 50 (oral, rat): > 2000 mg/kgr- EC-Index-No.: 601-009-00-8r- ADR: 3 F1 II UN 1262r- IMDG: 3 II UN 1262r- IATA/ICAO: 3 II UN 1262r- GHS-signal word: Dangerr- GHS-H sentences: H225 - H304 - H400 - H410 - H315 - H336r- GHS-P sentences: P210 - P301+P310 - P303+P361+P353 - P370+P378 - P405 - P501ar- Tariff number: 2901 10 00 00r- Applications: analytical chemistry, solvent for fat and oil extractions; in determining octane numbers of fuels.rrSPECIFICATIONSrassay (G.C.): min. 99,75 %ridentity (IR-spectrum): passes testrdensity (20º/4º): 0,691 - 0,693rn-heptane (G.C.) : max. 0,1 %rlead (Pb): max. 0,002 g/galr