2-Methylbutane, 99+%, for spectroscopy, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10665222	Thermo Scientific Acros 167840250	25 mL	Glass bottle
10255740	Thermo Scientific Acros 167842500	250 mL	Glass bottle
10407010	Thermo Scientific Acros 167840010	1 L	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

For UV/VIS spectroscopy

Chemical Identifiers

• CAS: 78-78-4
• Molecular Weight (g/mol): 72.15
• InChI Key: QWTDNUCVQCZILF-UHFFFAOYSA-N
• PubChem CID: 6556
• IUPAC Name: 2-methylbutane

• Molecular Formula: C5H12
• MDL Number: MFCD00009338
• Synonym: isopentane, isoamylhydride, butane, 2-methyl, dimethylethylmethane, ethyldimethylmethane, 1,1,2-trimethylethane, iso-pentane, 1,1-dimethylpropane, butanes, iso-c5h12
• ChEBI: CHEBI:30362
• SMILES: CCC(C)C

Specifications

• Acidity: 0.0005 meq/g max.
• Absorbance: (1 cm cell vs water), (1 cm cell vs water) at 0nm, 0.01 max. at 240nm, 0.05 max. at 230nm, 0.07 max. at 220nm, 0.3 max. at 210nm, 1 max. at 192nm
• CAS Max %: 100.0
• Density: 0.6200g/mL
• Flash Point: −51°C
• Molecular Formula: C5H12
• Refractive Index: 1.3530 to 1.3550
• Beilstein: 01, 134
• Specific Gravity: 0.62
• Solubility Information: Solubility in water: insoluble. Other solubilities: soluble in hydrocarbons, oils and ether, slightly soluble in alcohol
• SMILES: CCC(C)C
• Molecular Weight (g/mol): 72.15
• ChEBI: CHEBI:30362
• Percent Purity: 99+%
• Physical Form: Liquid

• CAS: 78-78-4
• CAS Min %: 99.0
• Melting Point: -160.0°C
• Boiling Point: 30.0°C
• Assay Percent Range: 99% min. (GC)
• Linear Formula: C₂H₅CH(CH₃)₂
• MDL Number: MFCD00009338
• Residue after Evaporation: 0.0003% max.
• Synonym: isopentane, isoamylhydride, butane, 2-methyl, dimethylethylmethane, ethyldimethylmethane, 1,1,2-trimethylethane, iso-pentane, 1,1-dimethylpropane, butanes, iso-c5h12
• InChI Key: QWTDNUCVQCZILF-UHFFFAOYSA-N
• IUPAC Name: 2-methylbutane
• PubChem CID: 6556
• Formula Weight: 72.15
• Grade: Spectroscopy
• Chemical Name or Material: 2-Methylbutane, 99+%

Safety and Handling

GHS H Statement
May cause drowsiness or dizziness.
Toxic to aquatic life with long lasting effects.
May be fatal if swallowed and enters airways.
Extremely flammable liquid and vapor.
Repeated exposure may cause skin drynes

GHS P Statement
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF SWALLOWED: Immediately call a POISON CENTRE or doctor/physician.
Do NOT induce vomiting.
Avoid release to the environment.
Keep away from heat/sparks/open flam

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 201-142-8

missing translation for 'rtecsNumber' : EK4430000

missing translation for 'tsca' : TSCA

Product Identifier

• 2-Methylbutane

Signal Word

• Danger

Hazard Category

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

Hazard Statement

• H304-May be fatal if swallowed and enters airways.
• H411-Toxic to aquatic life with long lasting effects.
• H336-May cause drowsiness or dizziness.
• H224-Extremely flammable liquid and vapour.
• 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.
• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P273-Avoid release to the environment.
• P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
• P331-Do NOT induce vomiting.

RUO – Research Use Only