Isobutane

C4H10CAS 75-28-558.12 g/mol

Open in Covalent MOL file

Properties

Molecular formula
C4H10
Molar mass
58.12 g/mol
Exact mass
58.0783 Da
Density
0.6142 g/mL (at −29.5 °C)
Melting point
−138.3 °C
Boiling point
−11.7 °C
Flash point
-82.99 °C (closed cup)
Water solubility
48.9 mg/L (25 °C)
logP
1.66Crippen estimate
Polar surface area
0.0 Ų
H-bond donors / acceptors
0 / 0
Rotatable bonds
0

Hazards

Danger
Flammable (GHS02)Compressed Gas (GHS04)

Harmonised EU classification (CLP Annex VI, index 601-004-00-0[2]), via PubChem.

Precautionary statements

P203, P210, P222, P280, P377, P381, P403

Identifiers

CAS number
75-28-5
SMILES
CC(C)C
InChIKey
NNPPMTNAJDCUHE-UHFFFAOYSA-N
InChI
InChI=1S/C4H10/c1-4(2)3/h4H,1-3H3

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

12 names
  • Propane, 2-methyl-
  • 2-Methylpropane
  • iso-Butane
  • Trimethylmethane
  • 1,1-Dimethylethane
  • A 31
  • A 31 (Hydrocarbon)
  • R 600a
  • Purifrigor iso 2
  • Purifrigor iso 2.5
  • Purifrigor iso 3
  • Purifrigor iso 3.5

Work with Isobutane

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Boiling point under vacuumAt any pressure, from its normal boiling point Isotope patternExact mass and the mass spectrum pattern

Similar compounds

2,3-Dimethylbutane79-29-833 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue.

All similar compounds

Same formula

Butane106-97-8

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia