Diethylene glycol CAS#111-46-6

Diethylene glycol Chemical Properties

Boiling point 

245 °C(lit.)

density 

1.118 g/mL at 25 °C(lit.)

vapor density 

2.14 (vs air)

vapor pressure 

0.01 mm Hg ( 20 °C)

refractive index 

n20/D 1.447(lit.)

Fp 

143 °C

storage temp. 

Keep in dark place,Sealed in dry,Room Temperature

solubility 

H2O: 50 mg/mL at 20 °C, clear, colorless

pka

14.03±0.10(Predicted)

form 

Oily Liquid

color 

colorless

Odor

Practically odorless.

PH

5.5-7.0 (25℃, 50mg/mL in H2O)

Relative polarity

0.713

explosive limit

2-12.3%

Water Solubility 

SOLUBLE

FreezingPoint 

-10.45℃

λmax

λ: 260 nm Amax: ≤0.02
λ: 280 nm Amax: ≤0.01

Sensitive 

Hygroscopic

Merck 

14,3119

BRN 

969209

Dielectric constant

31.7（20℃）

Stability:

Hygroscopic

Cosmetics Ingredients Functions

SOLVENT
FRAGRANCE
VISCOSITY CONTROLLING
PERFUMING

InChI

1S/C4H10O3/c5-1-3-7-4-2-6/h5-6H,1-4H2

InChIKey

MTHSVFCYNBDYFN-UHFFFAOYSA-N

SMILES

OCCOCCO

LogP

-1.98 at 20℃

Surface tension

45.55mN/m at 293.15K

CAS DataBase Reference

111-46-6(CAS DataBase Reference)

NIST Chemistry Reference

Ethanol, 2,2'-oxybis-(111-46-6)

EPA Substance Registry System

Diethylene glycol (111-46-6)

Safety Information

Risk Statements 

22

Safety Statements 

46

WGK Germany 

1

RTECS 

ID5950000

F 

10

Autoignition Temperature

442 °F

Hazard Note 

Toxic/Irritant

TSCA 

TSCA listed

HS Code 

29094100

Storage Class

10 - Combustible liquids

Hazard Classifications

Acute Tox. 4 Oral

Hazardous Substances Data

111-46-6(Hazardous Substances Data)

Toxicity

LD50 in rats, guinea pigs (g/kg): 20.76, 13.21 orally (Smyth)