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Text File  |  1992-09-02  |  425b  |  11 lines
  1. Group of organic chemical compounds prepared
  2. by oxidation of primary alcohols, so that the
  3. OH (hydroxyl) group loses its hydrogen to
  4. give an oxygen joined by a double bond to a
  5. carbon atom (the aldehyde group, with the
  6. formula CHO). The name is made up from
  7. alcohol dehydrogenation, that is, alcohol
  8. from which hydrogen has been removed.
  9. Aldehydes are usually liquids and include
  10. methanal, ethanal, benzaldehyde, and citral.
  11.