2,2-Diethyl-1,3-propanediol115-76-432 % similar 2-Oxa-6-azaspiro[3.3]heptane174-78-732 % similar Bis(3-ethyl-3-oxetanylmethyl) ether18934-00-432 % similar Trimethylolpropane77-99-632 % similar 3,3-Bis(chloromethyl)oxetane78-71-732 % similar 1,4-Dioxaspiro[4.5]decane-8,8-diyldimethanol1256546-72-131 % similar