carboxylic acid

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carboxylic acid:

see carboxyl groupcarboxyl group
, in chemistry, functional group that consists of a carbon atom joined to an oxygen atom by a double bond and to a hydroxyl group, OH, by a single bond. Carboxylic acids are compounds whose molecules contain a carboxyl group that is joined to a hydrogen atom, an
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carboxylic acid

[¦kär‚bäk¦sil·ik ′as·əd]
(organic chemistry)
Any of a family of organic acids characterized by the presence of one or more carboxyl groups.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The changes in the region 1719 [cm.sup.-1] indicated a creation of carbonyl, and carboxyl functional groups on the surface of modified LDPE due to oxidation proceeding during treatment of polymer by SDBD plasma.
He describes functional groups in biopolymers and factors influencing reactivity and modification of amino/amidino groups, hydroxyl and carboxyl functional groups, and sulfur-containing amino acids in proteins.
The outer layer comprises at least one light-stable aliphatic thermoplastic polyurethane containing at least one pendent functional group selected from the group consisting of hydroxyl and carboxyl functional groups, and at least one heat-activated crosslinking monomer or agent.