Dioxolane
- Glykolmethylenether
- Glycol formal
- 1.3 dioxacyclopentane
- Formaldehyde - ethylene acetal
Volatile, colorless liquid
Liquid
1.06 g · cm -3
-26.4 ° C
74 ° C.
114 mbar ( 20 ° C)
Miscible with water
1.401 (20 ° C)
Risk
- 3000 mg · kg -1 ( LD50, rat, oral)
- 9040 mg · kg -1 ( LD50, Rabbit, transdermal)
-333.5 KJ / mol
Template: Infobox chemical / molecular formula search available
1,3-dioxolane is a chemical compound from the group of oxygen heterocycles and isomer to 1,2- dioxolane. One can regard the connection as a cyclic acetal.
Production and representation
1,3-dioxolane can be obtained by reaction of ethylene glycol with formaldehyde:
Properties
1,3-dioxolane is a volatile, colorless liquid that is miscible with water. The flash point (cc ) is -5 ° C, the ignition temperature of 245 ° C.
Use
1,3-dioxolane is used as the solvent and for the production of modified polyoxymethylenes.