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Tetraethylene glycol

Catalog Number
ACM112607-4
Product Name
Tetraethylene glycol
Structure
CAS
112-60-7
Category
Poly(ethylene glycol) and Poly(ethylene oxide)
Synonyms
Bis[2-(2-hydroxyethoxy)ethyl] ether, Tetraglycol, Tetra(ethylene glycol)
Description
An oligomer of polyethylene glycol, tetra (ethylene glycol) (TEG) is a transparent, colorless, odorless, low volatility, hygroscopic liquid soluble in ethyl alcohol and very soluble in water.
IUPAC Name
2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethanol
Molecular Weight
194.23, average Mn 200
Molecular Formula
C8H18O5
Canonical SMILES
OCCOCCOCCOCCO
InChI
1S/C8H18O5/c9-1-3-11-5-7-13-8-6-12-4-2-10/h9-10H,1-8H2
InChI Key
UWHCKJMYHZGTIT-UHFFFAOYSA-N
Boiling Point
314 °C (lit.)
Melting Point
−5.6 °C (lit.)
Flash Point
360 °F (USCG, 1999);360 °F (182 °C) (Open cup)
Density
1.125 g/mL at 25 °C (lit.)
Solubility
5.15 M;Miscible with water /1.0X10+6 mg/L/ at 20 °C;Insoluble in benzene, toluene, or gasoline;Soluble in ethanol, ethyl ether, carbon tetrachloride, dioxane;Miscible with methanol
Application
Used for the synthesis of tetraethylene glycol metha acrylate monomer.
Glow discharge plasma deposition of TEG renders surfaces resistant to protein adsorption and cellular attachment.
Color/Form
Liquid;Colorless liquid;Colorless to straw-colored liquid
Complexity
78.6
Covalently-Bonded Unit Count
1
EC Number
203-989-9
Exact Mass
194.115424g/mol
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Formal Charge
0
Heat of Vaporization
62.63 kJ/mol at 760 mm Hg
Heavy Atom Count
13
Log P
log Kow = -2.02 (est)
MDL Number
MFCD00002879
MeSH Entry Terms
tetraethylene glycol
Monoisotopic Mass
194.115424g/mol
NSC Number
1262
Odor
Mild odor
Other Experimental
Hygroscopic. Bulk density: 9.4 lb/gal at 20 °C;Liquid Molar Volume = 0.173153 cu m/kmol;Henry's Law constant = 1.188X10-11 atm-cu m/mol at 25 °C (est);Hydroxyl radical reaction rate constant = 5.04X10-11 cu cm/molec-sec at 25 °C (est)
Packaging
Packaging
100 g in poly bottle
20 kg in steel drum
1, 3 kg in poly bottle
Refractive Index
n20/D 1.459 (lit.)
Rotatable Bond Count
10
RTECS Number
XC2100000
Vapor Density
6.7 (vs air)
Vapor Pressure
<0.01 mmHg
Viscosity
61.9 mPa-sec at 20 °C
XLogP3
-1.6
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