Item Name:

Bis(hydroxypropyl) ether

CAS Number:

?25265-71-8

Synonyms:

Dipropylene glycol; Dipropylene glycol mixtures of isomers.

Molecular formula:

C6H14O3

Molecular weight, g/mol:

134.175

Relative density @ 25 ºC, g/cm³:

1.023

Purity, wt.%:

Oxydipropanol (90-100)

Appearance:

Clear colorless liquid.

Freezing point, ºC:

-20

Flash point, ºC:

130

Upper / lower flammability or/and explosive limits:

Upper explosion limit: 12.6 v/v. %/ Lower explosion limit: 2.9 v/v. %

Flammability:

Non-flammable liquid.

Boiling point, ºC:

227-231

Autoignition temperature, ºC:

332

Vapor pressure @ 20 ºC, kPa:

0.0 (Negligible)

Vapor density (air=1):

5.37

Surface tension @ 20 °C, mN/m:

71.4 @ 22 Celsius (lit.)

Partition coefficient, log Pow:

-0.64

Water miscibility @ 20 ºC, g/L:

Miscible.

Dispersion parameter @ 20 ºC,(cal/cm³)^½:

8.8

Hydrogen-bonding parameter @20 ºC, (cal/cm³)^½:

8.6

Polar parameter @ 20 ºC,(cal/cm³)^½:

3.8

Hildebrand parameter @ 20 ºC,(cal/cm³)^½:

12.9

Explosive properties:

Not classified.

GHS Classification information:

Not classified as a hazardous product.

Acute health hazards:

Negligible

Chronic health hazards:

Negligible

Environmental hazards:

Negligible

Physical and chemical hazards:

Negligible

VOC properties information:

Low vapor pressure-VOC solvent (CARB-EPA). Maximum incremental reactivity value (MIR)= 2.31 (lit.).

Environmental properties information:

Readily biodegradable (84.4 wt.% (28 days), OECD Test Guideline 301F).