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单词
diphosgene
释义
WordReference Random House Unabridged Dictionary of American English © 2024
di•phos•gene
(dī fos
′
jēn),
USA pronunciation
n.
[
Chem.
]
Chemistry
a colorless liquid, C
2
Cl
4
O
2
, 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.
di
-
1
+
phosgene
1920–25
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更新时间:2025/7/23 18:31:56