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单词 ethanal
释义

Definition of ethanal in English:

ethanal

noun ˈɛθ(ə)nalˈeTHəˌnäl
  • systematic chemical name for acetaldehyde
    Example sentencesExamples
    • For example ethanol loses two hydrogen atoms to give ethanal and when an oxygen atom is added to this the product is ethanoic acid.
    • The aldehyde, ethanal (also called acetaldehyde), is the product of this reaction.
    • The names of specific aldehydes are generally taken from the name of the alkyl group with the addition of an ‘al’ ending, e.g. methanal, ethanal.

Origin

Late 19th century: blend of ethane and aldehyde.

Definition of ethanal in US English:

ethanal

nounˈeTHəˌnäl
  • systematic chemical name for acetaldehyde
    Example sentencesExamples
    • The aldehyde, ethanal (also called acetaldehyde), is the product of this reaction.
    • The names of specific aldehydes are generally taken from the name of the alkyl group with the addition of an ‘al’ ending, e.g. methanal, ethanal.
    • For example ethanol loses two hydrogen atoms to give ethanal and when an oxygen atom is added to this the product is ethanoic acid.

Origin

Late 19th century: blend of ethane and aldehyde.
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更新时间：2025/7/5 5:31:26