Functional Roles
Industries Served
Physical Properties
physical_description
Hexylene glycol is an oily colorless liquid with a mild sweet odor. Floats and mixes slowly with water. (USCG, 1999)
color/form
Colorless liquid
odor
ATMOSPHERES ESSENTIALLY SATURATED AT ROOM TEMP ARE DETECTABLE BY ODOR...
boiling_point
387 u00b0F at 760 mmHg (USCG, 1999)
melting_point
Freezing point = -50 u00b0C (glass or vitreous condition)
flash_point
205 u00b0F (96 u00b0C) (Open cup)
solubility
Soluble in ethanol, ethyl ether; slightly soluble in carbon tetrachloride
density
0.923 at 68 u00b0F (USCG, 1999) - Less dense than water; will float
vapor_density
Relative vapor density (air = 1): 4.1
vapor_pressure
Vapor pressure = 0.013 mm Hg at 25 u00b0C
logp
0.58
stability/shelf_life
Stable under recommended storage conditions.
autoignition_temperature
Autoignition temp = 579 K
decomposition
When heated to decomposition it emits acrid smoke and fumes.
viscosity
34 cP at 20 u00b0C
heat_of_combustion
Standard net heat of combustion = -3.4356x10+9 J/kmol
heat_of_vaporization
13.7 kcal/mol at the boiling point
surface_tension
33.1 dyne/cm at 20 u00b0C
odor_threshold
Odor Threshold Low: 3.93 [ppm]
refractive_index
Index of refraction: 1.4276 at 20 u00b0C/D
other_experimental_properties
Triple point temperature = 223.15 u00b0C; triple point pressure: 9.5609X10-6 Pa
GHS / SDS Safety
Warning
Irritant
- H315: Causes skin irritation [Warning Skin corrosion/irritation]
- H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
- H336: May cause drowsiness or dizziness [Warning Specific target organ toxicity, single exposure; Narcotic effects]
- H315 (97.4%): Causes skin irritation [Warning Skin corrosion/irritation]
- H319 (99.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H319: Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H227: Combustible liquid [Warning Flammable liquids]
Chemical Identity
| CAS Number | 107-41-5 |
| IUPAC Name | 2-methylpentane-2,4-diol |
| InChI Key | SVTBMSDMJJWYQN-UHFFFAOYSA-N |
| PubChem CID | 7870 |
| INCI Name | HEXYLENE GLYCOL |
Synonyms & Trade Names
Full Description
Hexylene Glycol (CAS 107-41-5) is a diol compound with the molecular formula C6H14O2 that functions as a humectant and solvent in industrial applications. This glycol ether provides essential solvency and moisture-retention properties across multiple sectors including beauty & personal care, coatings & construction, food & beverage, pharmaceuticals, industrial manufacturing, and oil & gas industries. With a boiling point of 387°F and flash point of 205°F, it offers favorable handling characteristics while maintaining solubility in ethanol and ethyl ether.