Chemical Properties of 2,5,8,11-Tetraoxadodecane (CAS 112-49-2)


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InChI Key
Molecular Weight1
Other Names
  • (CH3O(CH2)2OCH2)2
  • 1,2-Bis(2-methoxyethoxy)ethane
  • 1,2-Bis(methoxyethoxy)ethane
  • Ansul Ether 161
  • Dimethyl ether of triethylene glycol
  • Ethane, 1,2-bis(2-methoxyethoxy)-
  • Glyme 4
  • Glyme-3
  • NSC 66400
  • Triethylene glycol dimethyl ether
  • Triglyme
  • triglyme (triethylene glycol dimethyl ether)

Physical Properties

Property Value Unit Source
PAff 946.60 kJ/mol NIST
BasG 892.40 kJ/mol NIST
Δf -403.52 kJ/mol Joback Calculated Property
Δfgas -737.33 kJ/mol Joback Calculated Property
Δfus 21.23 kJ/mol Joback Calculated Property
Δvap 63.70 ± 3.30 kJ/mol NIST
IE 9.80 eV NIST
logPoct/wat 0.31 Crippen Calculated Property
Pc 2370.28 kPa Joback Calculated Property
liquid 492.90 J/mol×K NIST
Tboil [376.60; 489.20] K Show Hide
Tboil 489.20 K NIST
Tboil 489.00 ± 2.00 K NIST
Tboil 489.15 K NIST
Tboil 489.00 K NIST
Tboil 376.70 K NIST
Tboil 376.60 K NIST
Tc 636.37 K Joback Calculated Property
Tfus 228.15 K NIST
Tfus 228.00 K NIST
Ttriple 229.30 ± 0.20 K NIST
Vc 0.56 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 331.93 J/mol×K 472.12 Joback Calculated Property
Cp,liquid 367.78 J/mol×K 298.15 NIST
Cp,liquid 368.20 J/mol×K 298.15 NIST
η 0.00 Pa×s 472.12 Joback Calculated Property
ΔfusH 23.71 kJ/mol 229.3 NIST
ΔfusH 23.71 kJ/mol 229.3 NIST
ΔfusH 23.71 kJ/mol 229.3 NIST
ΔfusS 103.40 J/mol×K 229.3 NIST

Molecular Descriptors

Joback and Reid Groups
-O- (nonring) 4
-CH2- 6
-CH3 2

Similar Compounds

Ethanol, 2-[2-(2-methoxyethoxy)ethoxy]-. 2-[2-[2-[2-[2-[2-[2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol. 3,6,9,12-Tetraoxatetradecan-1-ol. 2-[2-[2-[2-[2-[2-[2-[2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol. Ethanol, 2,2'-[oxybis(2,1-ethanediyloxy)]bis-. Hexaethylene glycol monomethyl ether. 3,6,9,12,15,18,21,24,27,30-decaoxadotriacontane-1,32-diol. Ethane, 1,1'-oxybis[2-ethoxy-. 3,6,9,12,15,18,21,24-octaoxahexacosane-1,26-diol. 3,6,9,12,15,18,21,24,27-nonaoxanonacosane-1,29-diol. Ethanol, 2-[2-(2-ethoxyethoxy)ethoxy]-. 1,4,7,10,13,16-Hexaoxacyclooctadecane. 2,5,8,11,14,17-Hexaoxaoctadecane. CH3O[CH2CH2O]4CH3. Pentaethylene glycol, monoethyl ether.

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