2-Methylbutane, Reagent Grade, ≥99%, Honeywell™

Reagent Grade,≥99%

Overview
Code: NEW

Additional Details:
Additional Details: CAS Number: 78-78-4 Weight: 0.31000kg Transport: UN number : 1265 Chem class : 3 Pack group : I


Quantity 500 mL
Packaging Glass bottle

Product Code. 15667940

Quantity Price
1 £ 29.7 / 500mL
Estimated Shipment
08-05-2026
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  • Description and Specification
  • Alternative Products
  • Documentation
  • Safety and Handling
Description and Specification

Chemical Identifiers

CAS 78-78-4
Molecular Formula C5H12
Molecular Weight (g/mol) 72.15
MDL Number MFCD00009338
InChI Key QWTDNUCVQCZILF-UHFFFAOYSA-N
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
PubChem CID 6556
ChEBI CHEBI:30362
IUPAC Name 2-methylbutane
SMILES CCC(C)C

Specification

Chemical Name or Material 2-Methylbutane
CAS 78-78-4
Melting Point -160°C
Color Colorless
Density 0.62g/mL at 25°C
Boiling Point 28°C (1013 hPa)
Flash Point −51°C (−59.8°F)
Ignition Point 788°F
Odor Characteristic
Packaging Glass bottle
Molecular Formula C5H12
Linear Formula CH3CH2CH(CH3)2
MDL Number MFCD00009338
Quantity 500 mL
UN Number UN1265
Beilstein 1730723
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Synonym isopentane,isoamylhydride,butane, 2-methyl,dimethylethylmethane,ethyldimethylmethane,1,1,2-trimethylethane,iso-pentane,1,1-dimethylpropane,butanes,iso-c5h12
Solubility Information Insoluble in water
InChI Key QWTDNUCVQCZILF-UHFFFAOYSA-N
SMILES CCC(C)C
IUPAC Name 2-methylbutane
Molecular Weight (g/mol) 72.15
PubChem CID 6556
Vapor Density 2.6 (vs air)
ChEBI CHEBI:30362
Formula Weight 72.15g/mol
Vapor Pressure 11.17psi (20°C)
Percent Purity ≥99%

  • ≥95% for general laboratory use.

Alternative Products
Documentation

Technical documents

Safety and Handling

[2-Methylbutane]

[Danger]

[{code=FLAM. LIQ. 1, sequence=1, description=Flammable liquid Category 1}, {code=ASP. TOX. 1, sequence=2, description=Aspiration toxicity Category 1}, {code=STOT SE 3, sequence=3, description=Specific target organ toxicity Category 3}, {code=AQUA CHRONIC 2, sequence=4, description=LONG-TERM AQUATIC HAZARD Chronic 2}]

[{code=H224, sequence=1, description=Extremely flammable liquid and vapour.}, {code=H304, sequence=2, description=May be fatal if swallowed and enters airways.}, {code=H336, sequence=3, description=May cause drowsiness or dizziness.}, {code=H411, sequence=4, description=Toxic to aquatic life with long lasting effects.}, {code=EUH066, sequence=91, description=Repeated exposure may cause skin dryness or cracking.}]

[{code=P210, sequence=51, description=Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.}, {code=P243, sequence=52, description=Take precautionary measures against static discharge.}, {code=P260, sequence=53, description=Do not breathe dust/fume/gas/mist/vapours/spray.}, {code=P280, sequence=54, description=Wear protective gloves/protective clothing/eye protection/face protection.}, {code=P301+P330+P331, sequence=55, description=IF SWALLOWED: rinse mouth. Do NOT induce vomiting.}, {code=P304+P340, sequence=56, description=IF INHALED: Remove person to fresh air and keep comfortable for breathing.}, {code=P308+P313, sequence=57, description=IF exposed or concerned: Get medical advice/attention.}]

[{code=GHS02, sequence=1, description=FLAME}, {code=GHS07, sequence=2, description=EXCLAMATION MARK}, {code=GHS08, sequence=3, description=HEALTH HAZARD}, {code=GHS09, sequence=4, description=ENVIRONMENT}]


Product Identifier
  • 2-Methylbutane

Signal Word
  • Danger

Hazard Category
  • Flammable liquid Category 1
  • Aspiration toxicity Category 1
  • Specific target organ toxicity Category 3
  • LONG-TERM AQUATIC HAZARD Chronic 2

Hazard Statement
  • H224- Extremely flammable liquid and vapour.
  • H304- May be fatal if swallowed and enters airways.
  • H336- May cause drowsiness or dizziness.
  • H411- Toxic to aquatic life with long lasting effects.
  • EUH066- Repeated exposure may cause skin dryness or cracking.

Precautionary Statement
  • P210- Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P243- Take precautionary measures against static discharge.
  • P260- Do not breathe dust/fume/gas/mist/vapours/spray.
  • P280- Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331- IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
  • P304+P340- IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P308+P313- IF exposed or concerned: Get medical advice/attention.