propane-1,3-diol(HOCH2)2CH21,3-PROPANDIOL1,3-Propanediol1,3-dihydroxypropane1,3-propylene glycol1,3-propylenediol2-(hydroxymethyl)ethanol2-deoxyglycerolCH2(CH2OH)2HO(CH2)3OHHOCH2CH2CH2OHPropane-1,3-diolTrimethylene glycolbeta-propylene glycolomega-propanediolpropane-1,3-diol