Melting point :108-111 °C(lit.)
Boiling point :215 °C4 mm Hg(lit.)
Density :1.0187 (rough estimate)
vapor pressure :0Pa at 25℃
refractive index :1.4560 (estimate)
solubility :soluble in Methanol
form :powder to crystal
pka :13.90±0.10(Predicted)
color :White to Almost white
Water Solubility :21g/L at 20℃
BRN :1860782
LogP :0.88 at 25℃
EPA Substance Registry System :1,3-Propanediol, 2,2'-[oxybis(methylene)]bis[2-ethyl- (23235-61-2)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.