Chemical Properties of Oxirane, 2,2-dimethyl- (CAS 558-30-5)

Oxirane, 2,2-dimethyl-

Download as PDF file Download as Excel file Download as 2D mole file Predict properties

InChI Key
Molecular Weight1
Other Names
  • 1,1-Dimethylethylene oxide
  • 1,2-Epoxy-2-methylpropane
  • 1,2-Epoxyisobutane
  • 1,2-Isobutylene oxide
  • 2,2-Dimethyloxirane
  • 2-Methyl-1,2-epoxypropane
  • 2-Methyl-1-propene oxide
  • Isobutene oxide
  • Isobutylene oxide
  • NSC 24249
  • Oxirane, 2,2-dimethyl-
  • Propane, 1,2-epoxy-2-methyl-

Physical Properties

Property Value Unit Source
Δf -48.06 kJ/mol Joback Calculated Property
Δfgas -169.85 kJ/mol Joback Calculated Property
Δfus 5.93 kJ/mol Joback Calculated Property
Δvap 27.77 kJ/mol Joback Calculated Property
IE 10.00 eV NIST
IE 10.00 eV NIST
logPoct/wat 0.795 Crippen Calculated Property
Pc 4849.43 kPa Joback Calculated Property
Tboil [323.15; 347.65] K Show Hide
Tboil 325.00 K NIST
Tboil 325.20 K NIST
Tboil 323.15 ± 1.50 K NIST
Tboil 324.65 ± 2.00 K NIST
Tboil 325.15 ± 3.00 K NIST
Tboil Outlier 347.65 ± 5.00 K NIST
Tc 514.29 K Joback Calculated Property
Tfus 207.00 ± 0.60 K NIST
Vc 0.235 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 100.04 J/mol×K 324.85 Joback Calculated Property
ΔvapH 30.60 kJ/mol 266.5 NIST

Molecular Descriptors

Joback and Reid Groups
>C< (ring) 1
-O- (ring) 1
-CH3 2
-CH2- (ring) 1

Similar Compounds

Oxirane, methyl-, (S)-. Propylene oxide. .alpha.-Trimethylethylene oxide. Propane, 2-methoxy-2-methyl-. Oxirane, 2-ethyl-2-methyl-. 1,2-Propanediol, 2-methyl-. Oxirane, tetramethyl-. Propane, 2-methoxy-. Isobutyl methyl ether. 2,3-Epoxybutane. Oxirane, 2,3-dimethyl-, cis-. 2,3-Dimethyloxirane. Propane, 2-ethoxy-2-methyl-. Oxirane, 2,3-dimethyl-, trans-. Butane, 2,3-epoxy, trans-.

Find more compounds similar to Oxirane, 2,2-dimethyl-.

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.