Definition of ethanal in English:

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Pronunciation: /ˈeTHəˌnäl/


Systematic chemical name for acetaldehyde.
Example sentences
  • 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.


Late 19th century: blend of ethane and aldehyde.

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