Definition of carbonyl

Definition of carbonyl
  1. carbonyl Noun In organic chemistry, a divalent functional group, (-CO-), characteristic of aldehydes, ketones, carboxylic acids, amides, carboxylic acid anhydrides, carbonyl halides, esters and others.
  2. carbonyl Noun Any compound of a metal with carbon monoxide, such as nickel carbonyl, Ni(CO)4.
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