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2-Methylbutane

SIAL/59060 - analytical standard

Synonym: Isopentane

CAS Number: 78-78-4
Empirical Formula (Hill Notation): C5H12
Molecular Weight: 72.15
EC Number: 201-142-8
MDL Number: MFCD00009338
Linear Formula: CH3CH2CH(CH3)2
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-59060-5ML 5 mL
$74.20
1/EA
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45-59060-10ML 10 mL
$140.00
1/EA
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application(s) petroleum
assay ≥99.7% (GC)
autoignition temp. 788 °F
bp 30 °C (lit.)
density 0.62 g/mL at 25 °C (lit.)
expl. lim. 8.3 %
format neat
grade analytical standard
InChI 1S/C5H12/c1-4-5(2)3/h5H,4H2,1-3H3
InChI key QWTDNUCVQCZILF-UHFFFAOYSA-N
Quality Level 100 
refractive index n20/D 1.354
  n20/D 1.354 (lit.)
shelf life limited shelf life, expiry date on the label
SMILES string CCC(C)C
storage temp. 2-8°C
technique(s) gas chromatography (GC): suitable
  HPLC: suitable
vapor density 2.6 (vs air)
vapor pressure 11.17 psi ( 20 °C)
Application: 2-Methylbutane can undergo dehydrogenation over chromia-alumina catalyst to yield iso-pentene.
Application: Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
General description: This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.
Purity ≥99.7% (GC)
bp 30 °C (lit.)
Density 0.62 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.354 (lit.); n20/D 1.354
Storage Temp. 2-8°C
UNSPSC 41116107

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