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词汇 halogenate
释义

Definition of halogenate in English:

halogenate

verbhəˈlɒdʒɪneɪt
[with object]usually as adjective halogenatedChemistry
  • Introduce one or more halogen atoms into (a compound or molecule), usually in place of hydrogen.

    〔化〕使卤化

    halogenated hydrocarbons
    Example sentencesExamples
    • In conditions similar to those encountered in burning domestic waste, thermolysis of Teflon produces halogenated organic acids, which act as greenhouse gases and may promote global warming.
    • The closest things are some other halogenated pyrroles found in some marine bacteria, lending credence to the theory that this is a biogenic material.
    • Five classes of pesticides were examined in the new study: phosphates, pyrethroids, halogenated hydrocarbons, carbamates, and endocrine disruptors.
    • Methane can also be halogenated by free radical substitution.
    • Nitromethane, a stabilizer added to many halogenated solvents and aerosol propellants.

Derivatives

  • halogenation

  • nounhalədʒɪˈneɪʃ(ə)n
    Chemistry
    • For example, halogenation of ethylene provides dichloroethane which can lose an HCl to give a chlorinated ethylene used in the production of poly(vinyl choride) or PVC.
      Example sentencesExamples
      • To check for artifactual halogenation of proteins, each batch of samples subjected to hydrolysis contained an additional sample of albumin.
      • For example, the halogenation of acetone proceeds via the enol: the keto form does not react directly.
      • The nonhalogenated squaraine 3 was inactive, indicating that halogenation of the squaraines is essential for the generation of SSB under cell-free conditions.

Definition of halogenate in US English:

halogenate

verb
[with object]usually as adjective halogenatedChemistry
  • Introduce one or more halogen atoms into (a compound or molecule), usually in place of hydrogen.

    〔化〕使卤化

    halogenated hydrocarbons
    Example sentencesExamples
    • In conditions similar to those encountered in burning domestic waste, thermolysis of Teflon produces halogenated organic acids, which act as greenhouse gases and may promote global warming.
    • Methane can also be halogenated by free radical substitution.
    • Nitromethane, a stabilizer added to many halogenated solvents and aerosol propellants.
    • Five classes of pesticides were examined in the new study: phosphates, pyrethroids, halogenated hydrocarbons, carbamates, and endocrine disruptors.
    • The closest things are some other halogenated pyrroles found in some marine bacteria, lending credence to the theory that this is a biogenic material.
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