Ether - Important Ethers

Important Ethers

Ethylene oxide The smallest cyclic ether.
Dimethyl ether An aerosol spray propellant. A potential renewable alternative fuel for diesel engines with a cetane rating as high as 56-57.
Diethyl ether A common low boiling solvent (b.p. 34.6 °C), and an early anaesthetic. Used as starting fluid for diesel engines.
Dimethoxyethane (DME) A high boiling solvent (b.p. 85 °C):
Dioxane A cyclic ether and high boiling solvent (b.p. 101.1 °C).
Tetrahydrofuran (THF) A cyclic ether, one of the most polar simple ethers that is used as a solvent.
Anisole (methoxybenzene) An aryl ether and a major constituent of the essential oil of anise seed.
Crown ethers Cyclic polyethers that are used as phase transfer catalysts.
Polyethylene glycol (PEG) A linear polyether, e.g. used in cosmetics and pharmaceuticals.

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