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2,2,4-Trimethylpentane

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2,2,4-Trimethylpentane molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 27 grades and pack sizes of 2,2,4-Trimethylpentane (CAS 85404-20-2). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS85404-20-2
Molecular formulaC8H18
Molecular weight114.23 g/mol
IUPAC name2,2,4-trimethylpentane
SynonymsIsooctane · Pentane, 2,2,4-trimethyl- · Isobutyltrimethylethane · ISOOCTANE [MI] · ISO-OCTANE [HSDB] · 4-01-00-00439 (Beilstein Handbook Reference)
Safety & Hazards (GHS) Danger
Flammable Flammable Irritant Irritant Health hazard Health hazard Environmental hazard Environmental hazard
  • H225 Highly Flammable liquid and vapor
  • H304 May be fatal if swallowed and enters airways
  • H315 Causes skin irritation
  • H336 May cause drowsiness or dizziness
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma 2,2,4-TRIMETHYLPENTANE PHR1915-3X1.2ML Request Quote
Sigma 2,2,4-TRIMETHYLPENTANE FOR HPLC, =99% 34862-1L-M
34862-2.5L-M
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Sigma 2,2,4-TRIMETHYLPENTANE PURISS. P.A., =99 32291-2.5L-M Request Quote
Sigma 2,2,4-TRIMETHYLPENTANE, ACS REAGENT, >= 360597-1L
360597-2.5L
360597-20L
360597-500ML
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Sigma 2,2,4-TRIMETHYLPENTANE, ANHYDROUS, 99.8% 360066-100ML
360066-1L
360066-2L
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Sigma 2,2,4-TRIMETHYLPENTANE, FOR HPLC, >=99% 34862-1L
34862-2.5L
34862-2L
34862-4X2L
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Sigma 2,2,4-TRIMETHYLPENTANE, HPLC PLUS, FOR 650439-1L Request Quote
Sigma 2,2,4-TRIMETHYLPENTANE, REAGENTPLUS, >=9 258776-18L-CS
258776-1L
258776-2.5L
258776-20L
258776-500ML
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Sigma Density Standard 692 kg/m3 44964-10ML-F Request Quote
Sigma ISO-OCTANE R. G., REAG. ACS, REAG. PH. E 32291-1L
32291-2.5L
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Sigma ISOOCTANE, STANDARD FOR GC 59030-10ML
59030-50ML
59030-5ML
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For information only; specifications and availability are confirmed at quotation. Prices are not listed.