Carbonyl meaning

kär'bə-nĭl'
The bivalent group C=O.
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A metal compound, such as Ni(CO)4 , containing the CO group.
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The chemical group CO.
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Any of a wide variety of compounds containing this group, esp. certain metal compounds.
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The radical CO, found in a wide range of chemical compounds, especially in aldehydes and ketones.
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(organic chemistry) In organic chemistry, a divalent functional group, (-CO-), characteristic of aldehydes, ketones, carboxylic acids, amides, carboxylic acid anhydrides, carbonyl halides, esters and others.
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(inorganic chemistry) Any compound of a metal with carbon monoxide, such as nickel carbonyl, Ni(CO)4.
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Sentence Examples

  • The carbonyl group is not ketonic in character since it yields neither an oxime nor hydrazone.

  • The resulting compound, nickel carbonyl, which was described to the Chemical Society in 1890, is both formed and decomposed within a very moderate range of temperature, and on this fact he based a successful process for the extraction of nickel from its ores.

  • Compounds containing the group - CH: O are known as aldehydes (q.v.), while the group >C: O (sometimes termed the carbonyl or keto group) characterizes the ketones (q.v.).

  • By the action of hydroxylamine or phenylhydrazine on aldehydes or ketones, condensation occurs between the carbonyl oxygen of the aldehyde or ketone and the amino group of the hydroxylamine or hydrazine.

  • This group may be considered as resulting from the fusion of a carbonyl (:CO) and a hydroxyl (HO-) group; and we may expect to meet with compounds bearing structural resemblances to the derivatives of alcohols and aldehydes (or ketones).

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Words near carbonyl in the Dictionary