Furthermore, dioxolane is a powerful solvent with properties
similar to tetrahydrofuran (THF). The cyclic formal (acetal of
formaldehyde) has less tendency to form a peroxide than does the
cyclic ether, THF; however, this advantage is balanced by the
lability of the formal bond in an acidic aqueous environment.
1,4-Dioxane is manufactured by the cyclic dehydration of glycol
or diglycol: