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词汇 cacodyl
释义

Definition of cacodyl in English:

cacodyl

noun ˈkakə(ʊ)dʌɪlˈkakə(ʊ)dɪlˈkækəˌdɪl
mass nounChemistry
  • 1A malodorous, toxic, spontaneously flammable liquid compound containing arsenic.

    〔化〕二甲胂

    Chemical formula: ((CH₃)₂As)₂

    Example sentencesExamples
    • There he distilled arsenic with potassium acetate to arrive at a cacodyl (also known as alkarsine or Cadet's liquid), a malodorous compound that the named after the Greek term for ‘stinky’ (kak dl s).
    • The investigation and identification of cacodyl by Bunsen in 1848 was to mark the beginning of the era of organometallic chemistry.
    • Berzelius coined the name kakodyl (later changed to cacodyl) for the dimethylarsinyl radical ((CH 3) 2 As) from the Greek kakodes (evil-smelling) and hyle (matter).
    • She had previously tackled cacodyl, ogygian and zeitgeber.
    1. 1.1as modifier Of or denoting the radical —As(CH₃)₂, derived from cacodyl.
      含卡可基的,二甲胂基的

Origin

Mid 19th century: from Greek kakōdēs 'stinking' (from kakos 'bad') + -yl.

Definition of cacodyl in US English:

cacodyl

nounˈkækəˌdɪlˈkakəˌdil
Chemistry
  • 1A malodorous, toxic, spontaneously flammable liquid compound containing arsenic.

    〔化〕二甲胂

    Chemical formula: ((CH₃)₂As)₂

    Example sentencesExamples
    • The investigation and identification of cacodyl by Bunsen in 1848 was to mark the beginning of the era of organometallic chemistry.
    • There he distilled arsenic with potassium acetate to arrive at a cacodyl (also known as alkarsine or Cadet's liquid), a malodorous compound that the named after the Greek term for ‘stinky’ (kak dl s).
    • She had previously tackled cacodyl, ogygian and zeitgeber.
    • Berzelius coined the name kakodyl (later changed to cacodyl) for the dimethylarsinyl radical ((CH 3) 2 As) from the Greek kakodes (evil-smelling) and hyle (matter).
    1. 1.1as modifier Of or denoting the radical —As(CH₃)₂, derived from cacodyl.
      含卡可基的,二甲胂基的

Origin

Mid 19th century: from Greek kakōdēs ‘stinking’ (from kakos ‘bad’) + -yl.

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