Dictionary  di•phos•genePronunciation: (dī-fos'jēn), [key] —n. Chem. a colorless liquid, C2Cl4O2, usually derived from methyl formate or methyl chloroformate by chlorination: a World War I poison gas now used chiefly in organic synthesis. Also called trichloromethyl chloroformate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
|
Atlas
Encyclopedia
Dictionary
Thesaurus
Day in History
