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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.]
  1. Chemistrya 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. 
  • di-1 + phosgene 1920–25
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更新时间：2025/11/11 5:06:02