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diphosgene

[ dahy-fos-jeen ]
/ daɪˈfɒs dʒin /
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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.
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Also called trichloromethyl chloroformate.

Origin of diphosgene

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

Words nearby diphosgene

diphenylaminechlorarsine, diphenylhydantoin, diphenylhydantoin sodium, diphenyl ketone, diphonia, diphosgene, diphosphate, diphosphoglycerate, diphtheria, diphtheritic, diphtheroid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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