Chemical Properties of Propane, 2-methoxy-2-methyl- (CAS 1634-04-4)

Propane, 2-methoxy-2-methyl-

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InChI
InChI=1S/C5H12O/c1-5(2,3)6-4/h1-4H3
InChI Key
BZLVMXJERCGZMT-UHFFFAOYSA-N
Formula
C5H12O
SMILES
COC(C)(C)C
Molecular Weight1
88.15
CAS
1634-04-4
Other Names
  • 1,1-Dimethylethyl methyl ether
  • 2-Methoxy-2-methylpropane
  • 2-Methyl-2-methoxypropane
  • Driveron
  • Ether, tert-butyl methyl
  • MTBE
  • Methyl 1,1-dimethylethyl ether
  • Methyl t-butyl ether
  • Methyl tert-butyl ether
  • UN 2398
  • methyl tert-butyl ether (MTBE)
  • t-Butyl methyl ether
  • tert-Butyl methyl ether
  • tert-C4H9OCH3
Sources

Physical Properties

Property Value Unit Source
PAff 841.60 kJ/mol NIST
BasG 812.40 kJ/mol NIST
Δcliquid -3368.97 kJ/mol NIST
Δcliquid -3359.70 ± 6.50 kJ/mol NIST
Δf -110.94 kJ/mol Joback Calculated Property
Δfgas -285.00 kJ/mol NIST
Δfgas -283.20 ± 1.30 kJ/mol NIST
Δfgas -282.20 ± 1.90 kJ/mol NIST
Δfliquid -315.40 kJ/mol NIST
Δfliquid -313.60 ± 1.30 kJ/mol NIST
Δfliquid -322.90 ± 5.00 kJ/mol NIST
Δfus 2.48 kJ/mol Joback Calculated Property
Δvap [29.60; 30.40] kJ/mol Show Hide
Δvap 30.04 kJ/mol NIST
Δvap 29.81 kJ/mol NIST
Δvap 29.80 kJ/mol NIST
Δvap 29.60 kJ/mol NIST
Δvap 30.39 ± 0.09 kJ/mol NIST
Δvap 30.40 ± 0.10 kJ/mol NIST
Δvap 30.00 kJ/mol NIST
IE 9.24 eV NIST
IE 9.48 eV NIST
IE 9.41 eV NIST
logPoct/wat 1.431 Crippen Calculated Property
Pc 3397.00 ± 8.00 kPa NIST
Pc 3430.00 ± 10.00 kPa NIST
gas 357.80 J/mol×K NIST
liquid 265.30 J/mol×K NIST
Tboil [328.00; 328.40] K Show Hide
Tboil 328.20 ± 0.30 K NIST
Tboil 328.20 ± 0.30 K NIST
Tboil 328.11 ± 0.30 K NIST
Tboil 328.40 K NIST
Tboil 328.00 K NIST
Tboil 328.30 K NIST
Tboil 328.21 ± 0.10 K NIST
Tboil 328.30 ± 0.40 K NIST
Tboil 328.40 ± 0.30 K NIST
Tc 496.40 ± 0.30 K NIST
Tc 497.10 K NIST
Tc 497.10 ± 0.20 K NIST
Tfus 164.50 ± 0.20 K NIST
Ttriple 164.56 ± 0.07 K NIST
Vc 0.323 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 147.83 J/mol×K 332.99 Joback Calculated Property
Cp,liquid 188.00 J/mol×K 298.0 NIST
Cp,liquid 187.50 J/mol×K 298.15 NIST
Cp,liquid 187.80 J/mol×K 298.15 NIST
η 0.0002630 Pa×s 332.99 Joback Calculated Property
ΔfusH 7.60 kJ/mol 164.56 NIST
ΔfusH 7.60 kJ/mol 164.6 NIST
ΔfusH 7.60 kJ/mol 164.6 NIST
ΔvapH [27.90; 31.20] kJ/mol [306.50; 355.50] Show Hide
Plot of Enthalpy of vaporization at a given temperature.
ΔvapH 30.40 kJ/mol 306.5 NIST
ΔvapH 30.00 kJ/mol 310.0 NIST
ΔvapH 29.90 kJ/mol 314.0 NIST
ΔvapH 30.20 kJ/mol 319.0 NIST
ΔvapH 27.90 kJ/mol 328.0 NIST
ΔvapH 27.94 kJ/mol 328.3 NIST
ΔvapH 29.60 kJ/mol 340.0 NIST
ΔvapH 31.20 kJ/mol 355.5 NIST
ΔfusS 46.18 J/mol×K 164.56 NIST

Molecular Descriptors

Joback and Reid Groups
-O- (nonring) 1
-CH3 4
>C< 1

Similar Compounds

Propane, 2-ethoxy-2-methyl-. Propane, 2-methoxy-. Di-tert-butyl ether. Propane, 2-methyl-2-(1-methylethoxy)-. tert-Butyl vinyl ether. Formic acid, 1,1-dimethylethyl ester. Chloromethyl tert-butyl ether. 2-Propanol, 2-methyl-. Oxirane, 2,2-dimethyl-. Propane, 2-ethoxy-. Ethanol, 2-(1,1-dimethylethoxy)-. propyl tert-butyl ether. Butane, 2-methoxy-2-methyl-. Diisopropyl ether. 1-Propene, 3-(1,1-dimethylethoxy)-.

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