Item Name:

1,2-Octanediol

CAS Number:

1117-86-8

Synonyms:

Octane-1,2-diol; 1,2-Dihydroxyoctane; 1,2-Octylene glycol; Capyryl glycol.

Molecular formula:

C8H18O2

Molecular weight, g/mol:

146.230

Relative density @ 25 ºC, g/cm³:

0.930

Purity, wt.%:

Min. 97

Appearance:

Colorless liquid.

Freezing point, ºC:

36-38

Flash point, ºC:

110

Flammability:

Non-flammable liquid.

Boiling point, ºC:

294-296, (131-133 @ 10 mmHg)

Vapor pressure @ 20 ºC, kPa:

0.0002 (EPI Suite estimation)

Vapor density (air=1):

>1

Dynamic viscosity @ 25 ºC, cP :

43

Surface tension @ 20 °C, mN/m:

35.7

Partition coefficient, log Pow:

1.539

Water miscibility @ 20 ºC, g/L:

3 (Low miscibility, EPI Suite estimation)

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

8.9

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

7.7

Polar parameter @ 20 ºC,(cal/cm³)^½:

3.0

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

12.2

Explosive properties:

Not classified.

GHS Classification information:

Eye irritation (Category 2A), H319, Acute aquatic toxicity (Category 3), H402.

Acute health hazards:

Low

Chronic health hazards:

Negligible

Environmental hazards:

Negligible

Physical and chemical hazards:

Negligible

VOC properties information:

Low vapor pressure-VOC solvent (CARB-EPA).

Environmental properties information:

Readily biodegradable (EPI suite estimation).