1,3-propanediol, 2-(hydroxymethyl)-2-propyl- 2-(hydroxymethyl)-2-propylpropane-1,3-diol 7426-71-3 InChI=1/C7H16O3/c1-2-3-7(4-8,5-9)6-10/h8-10H,2-6H2,1H