CAS 112-60-7 Tetraethylene glycol - Materials / Alfa Chemistry

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Tetraethylene glycol

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Catalog Number

ACM112607-4

CAS Number

112-60-7

Product Name

Tetraethylene glycol

Structure

Category

Poly(ethylene glycol) and Poly(ethylene oxide); Polymers

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.

Assay

99%

Color/Form

Liquid;Colorless liquid;Colorless to straw-colored liquid

Complexity

78.6

Covalently-Bonded Unit Count

EC Number

203-989-9

Exact Mass

194.115424g/mol

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Formal Charge

Heat of Vaporization

62.63 kJ/mol at 760 mm Hg

Heavy Atom Count

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

RTECS Number

XC2100000

Vapor Density

6.7 (vs air)

Vapor Pressure

<0.01 mmHg

Viscosity