diethylene glycol


diethylene glycol; diglycol; 2,2'-dihydroxydiethyl ether; β,β'-dihydroxydiethyl ether; di-2-hydroxyethyl ether; glycol ether; 2-(2-hydroxyethoxy)ethanol; 2-(2-hydroxyethoxy)ethan-1-ol; 2,2'-oxydiethanol
Links:📏 NIST, 📖 PubMed
CAS:[111-46-6]
Formula:C4H10O3; 106.12 g/mol
InChiKey:MTHSVFCYNBDYFN-UHFFFAOYSA-N
SMILES:OCCOCCO
Molecular structure of diethylene glycol
Density:1.116 g/mL
Molar volume:95.1 mL/mol
Refractive index:1.445
Molecular refractive power:25.31 mL/mol
Dielectric constant:31.70
Dipole moment:2.31 D
Melting point:-8 °C
Boiling point:245 °C
Vapour pressure:0 Torr
Antoine equation
P(Torr) vs T(°C)
Vapour pressure vs temperature
Surface tension:48.50 dyn/cm
Viscosity:34.00 cP
Critical temperature:407 °C
Critical pressure:46.4 atm
Solubility in water:100 % w/w
Solubility of water:100 % w/w
Log10 partition water / activated carbon:1.86
Log10 partition octanol / water:-1.98
Dimroth ET:53.8
Hansen solubility parameter:δd: 7.9 (cal/ml)^0.5   δp: 7.2 (cal/ml)^0.5   δh: 10.0 (cal/ml)^0.5
Specific heat capacity:58.4 cal/molK

Isomers

1,2,4-butanetriol
Molecular structure of 1,2,4-butanetriol
diethylene glycol
Molecular structure of diethylene glycol
2,2-dimethoxyethanol
Molecular structure of 2,2-dimethoxyethanol
1-ethylperoxyethanol
Molecular structure of 1-ethylperoxyethanol
2-hydroxymethyl-1,3-propanediol
Molecular structure of 2-hydroxymethyl-1,3-propanediol
3-methoxy-1,2-propanediol
Molecular structure of 3-methoxy-1,2-propanediol
trimethyl orthoformate
Molecular structure of trimethyl orthoformate