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.
References in periodicals archive ?
In contrast, the food crust from the sherd 4245: 1800, is clearly of aquatic origin (Table 2) as attested by the presence of [C.sub.16:0], [C.sub.18:0], [C.sub.20:0] [omega]-(o-alkylphenyl) alkanoic acids, phytanic and 4,8,12-trimethyltridecanoic acids, and supported by the bulk IRMS results (Fig.
In 2013, Craig (scientist in charge) and colleagues succeeded in extracting interpretable amounts of alkanoic acids from 15,000 year old pottery from Japan.