Chemical Properties of Isobutyl methyl ether (CAS 625-44-5)

Isobutyl methyl ether

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InChI Key
Molecular Weight1
Other Names
  • 1-Methoxy-2-methyl-propane
  • Ether, isobutyl methyl
  • Isobutyl methyl ether
  • Methyl isobutyl ether
  • Methyl isobutyl oxide

Physical Properties

Property Value Unit Source
Δf -116.22 kJ/mol Joback Calculated Property
Δfgas -284.03 kJ/mol Joback Calculated Property
Δfus 6.37 kJ/mol Joback Calculated Property
Δvap 30.31 kJ/mol NIST
logPoct/wat 1.289 Crippen Calculated Property
Pc 3431.89 kPa Joback Calculated Property
Tboil 331.70 K NIST
Tc 504.03 K Joback Calculated Property
Tfus 153.34 K Joback Calculated Property
Vc 0.328 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 147.62 J/mol×K 335.78 Joback Calculated Property
η 0.0002085 Pa×s 335.78 Joback Calculated Property
ΔvapH 28.02 kJ/mol 331.7 NIST

Molecular Descriptors

Joback and Reid Groups
>CH- 1
-O- (nonring) 1
-CH2- 1
-CH3 3

Similar Compounds

Propane, 1-methoxy-2,2-dimethyl-. Propane, 1-ethoxy-2-methyl-. Oxetane, 3-methyl. Methyl propyl ether. Vinylisobutyl ether. Oxetane, 3,3-dimethyl-. Isobutyl ether. 2-Methylpropyl formate. Butane, 1-methoxy-2-methyl-. 1-Propanol, 2-methyl-. Tris(isobutoxo)oxovanadium. Trimethylene glycol monomethyl ether. Propane, 1-ethoxy-. 2-Propanol, 1-methoxy-2-methyl-. Oxetane.

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