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单词 ethylene dibromide
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ethylene dibromide
ethylene dibromide n. a sweet-smelling, toxic liquid made by the addition reaction of bromine and ethylene and used as a synthetic reagent and (esp. formerly) fumigant, pesticide, and anti-knock agent.Systematic name: 1,2-dibromoethane; C2H4Br2.
ΚΠ
1861 Q. Jrnl. Chem. Soc. 13 206 Dibromide of ethylene.]
1866 H. E. Roscoe Lessons Elem. Chem. xxxiii. 294 Glycol or Ethylene Alcohol..is obtained by the action of ethylene dibromide upon silver acetate.
1928 Daily Express 10 Jan. 3/7 The..Anti-Knock Compound..is a liquid consisting of tetra-ethyl lead, ethylene dibromide, halowax oil and red aniline dye.
2003 Ledger (Lakeland, Florida) (Nexis) 18 Nov. f2 Unacceptable levels of ethylene dibromide were found in the well more than a month ago.
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