2-methyl-2,4-pentanediol，
HEXASOL
formula：C6H14O2
CAS NO. [107-41-5]
Structure 
SPECIFICATIONS VALUES
| Appearance at 20°C |
Clear liquid free from suspended materials |
| Color (Pt-Co) |
≤ 10 |
| Purity (% by weight) |
≥ 99.0 |
| Water Content (% by weight) |
≤ 0.10 |
| Acidity as acetic acid (% by weight) |
≤ 0.005 |
| Density at 20°C (g/cm3 ) |
0.920 - 0.923 |
| Distillation range (°C) |
195.0 - 200.0 |
PHYSICAL DATA
| Molecular weight |
118.18 |
| Boiling point at 1013 hPa |
197.5 °C |
| Vapor pressure at 20°C |
0.07 hPa |
| Relative evaporation rate (n-butyl acetate = 1) |
0.01 |
| Freezing point |
- 40 °C |
| Viscosity at 20°C |
38 mPa.s |
| Surface tension at 25°C |
28.5 mN/m |
| Refractive index at 20 °C |
1.4276 |
| Latent heat of vaporization |
452 kJ/kg |
| Specific heat (liquid at 20°C) |
1.99 kJ/kg/K |
| Heat of combustion at 25°C |
29880 kJ/kg |
| Flash point (closed cup) |
97 °C |
| Autoignition temperature |
306 °C |
| Explosivity limits in air (lower / upper) |
1.3 / 9.0 % (v/v) |
| Electrical conductivity at 22 °C |
0.24 µS/m |
| Water solubility at 20 °C |
complete |
| Azeotrope with water |
none |
| Hansen solubility parameters at 25°C ( ∂t, ∂d, ∂p, ∂h) |
25.2 / 15.8 / 8.4 / 17.8 MPa1/2 |
APPLICATIONS
- Paints, inks and varnishes : Co-solvent for water based paints, and solvent in oil based & glycerophtalic paints used to increase the drying time.
- Chemical synthesis : Used on polyurethane formulations to increase the polymer molecular weight.
- Detergents, Lubricants : Synthesis intermediates in the manufacturing of additives.
- Textile and leathers : Additive for spinning, dyeing, weaving of natural & synthetic fibers. Softening agent, anti-wrinkle, anti-static – coemulsion agent. Solubilisation enhancer and wettability agent.
- Fire Extinguisher foams : Used as solvent and stabiliser for hydrolysed protein based emulsions.
- Pharmaceutical industry : Solvent of hydrophilic / hydrophobic molecules used during their extraction from plants.
- Others : Co-solvent in cleaning formulation for automotive industry. Used on aircraft industry to detect scratches in metal pieces. Anti-freeze. For further information, please contact our technical services
