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320404 Sigma-Aldrich

2-Methylbutane

ReagentPlus®, ≥99%

Synonym: Isopentane

  • CAS Number 78-78-4

  • Linear Formula CH3CH2CH(CH3)2

  • Molecular Weight 72.15

  •  Beilstein/REAXYS Number 1730723

  •  EC Number 201-142-8

  •  MDL number MFCD00009338

  •  PubChem Substance ID 329753976

  •  NACRES NA.21

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Properties

Related Categories ReagentPlus Solvent Grade Products, ACS and Reagent Grade Solvents, Solvent Bottles, Solvent Packaging Options, Solvent by Application,
Quality Level   100
vapor density   2.6 (vs air)
vapor pressure   11.17 psi ( 20 °C)
product line   ReagentPlus®
assay   ≥99%
form   liquid
autoignition temp.   788 °F
expl. lim.   8.3 %
refractive index   n20/D 1.354 (lit.)
bp   30 °C (lit.)
mp   -160 °C
density   0.62 g/mL at 25 °C (lit.)
storage temp.   2-8°C
SMILES string   CCC(C)C
InChI   1S/C5H12/c1-4-5(2)3/h5H,4H2,1-3H3
InChI key   QWTDNUCVQCZILF-UHFFFAOYSA-N

Description

Packaging

1 L in Sure/Seal™

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
Target organs 
Central nervous system
Supplemental Hazard Statements 
EUH066
RIDADR 
UN1265 - class 3 - PG 1 - Pentanes
WGK Germany 
WGK 2
RTECS 
EK4430000
Flash Point(F) 
-59.8 °F - closed cup
Flash Point(C) 
-51 °C - closed cup
Protocols & Articles

Articles

Pressure-Temperature Calculator for Solvents

*Calculations provide estimated results based on Antoine's Coefficients and their associated temperature range values. Antoine's Coefficients were obtained from the National Institute of Standards an...

Peer-Reviewed Papers
15

References

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