Dowanol™ (DPMA)

DOWANOL™ DPMA

Dipropylene Glycol Methyl Ether Acetate

Description
A hydrophilic glycol ether with a moderate evaporation rate and tailing solvent activities.
Used in reed/wall diffusers.

Typical Physical Properties
These properties are typical but do not constitute specifications.
Molecular weight (g/mol) 190.2
Boiling point @ 760 mmHg, 1.01 bar 408°F 209°C
Flash point 187°F 86°C
Freezing point -117°F -25°C
Vapor pressure@ 20°C — extrapolated 0.08 mmHg (0.11 mbar)
Specific gravity (25/25°C) 0.977
Density @ 20°C 8.17 lb/gal 0.979 g/cm³
@ 25°C 8.13 lb/gal 0.974 g/cm³

Viscosity (cP or mPa•s @ 25°C) 1.7
Heat of vaporization (J/g) at normal boiling point: 241
Autoignition temperature: 545°F 285°C
Evaporation rate: (n-butyl acetate = 1.0) 0.015
(diethyl ether = 1.0) 791
Solubility, g/100 g @ 25°C
Solvent in water: 19 (16 wt %)
Water in solvent: 3.5 (3.5 wt %)
Hansen solubility parameters (J/cm³)1/2
_d (Dispersion): 15.1
_p (Polar): 5.3
_h (Hydrogen bonding): 4.3

CAS Number: 88917-22-0