Dicyclohexano-18-crown-616069-36-6100 % similar Cyclooctene oxide286-62-440 % similar 13-Oxabicyclo[10.1.0]tridecane286-99-740 % similar 1,4-Dioxane123-91-138 % similar 12-Crown-4294-93-938 % similar 15-Crown-533100-27-538 % similar Ethylene oxide75-21-838 % similar 4-Chlorotetrahydro-2H-pyran1768-64-536 % similar Cyclopentene oxide285-67-635 % similar Tetrahydrofuran109-99-933 % similar 1,4,10-Trioxa-7,13-diazacyclopentadecane31249-95-333 % similar Aza-18-crown-633941-15-033 % similar Oxetane503-30-033 % similar Aza-15-crown-566943-05-333 % similar Hydroxymethyl-18-crown-670069-04-433 % similar 2-Hydroxymethyl-15-crown-575507-25-433 % similar 1,4,7,10-Tetraoxacyclododecane-2-methanol75507-26-533 % similar P1239003-11-633 % similar 1,2:7,8-Diepoxyoctane2426-07-532 % similar Glycol dibutyl ether112-48-130 % similar