diphosgene

[ dahy-fos-jeen ]
/ daɪˈfɒs dʒin /

noun Chemistry.

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.

Origin of diphosgene

First recorded in 1920–25; di-1 + phosgene

Words nearby diphosgene

diphenylamine, diphenylaminechlorarsine, diphenylhydantoin, diphenylhydantoin sodium, diphonia, diphosgene, diphosphate, diphosphoglycerate, diphtheria, diphtheria antitoxin, diphtheria, tetanus toxoids, and pertussis vaccine

British Dictionary definitions for diphosgene

diphosgene
/ (daɪˈfɒzdʒiːn) /

noun

an oily liquid with an extremely poisonous vapour, made by treating methanol with phosgene and chlorinating the product: has been used in chemical warfare. Formula: ClCOOCCl 3

Medical definitions for diphosgene

diphosgene
[ dī-fŏz′jēn′ ]

n.

A colorless liquid that is used in organic synthesis and whose vapor was used as a poison gas in World War I. trichlormethyl chloroformate