carboxylic acids


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carboxylic acids

A group of non-steroidal anti-inflammatory and ANALGESIC drugs that includes aspirin, aloxiprin, mefenamic acid, fenbufen and ibuprofen.

carboxylic acids

organic acids containing one or more carboxyl [COOH] groups, for example monocarboxylic acids with one carboxyl group, DICARBOXYLIC ACIDS with two carboxyl groups, TRICARBOXYLIC ACIDS with three carboxyl groups. See also FATTY ACIDS.
References in periodicals archive ?
The carboxylic acids used in this study were oxalic acid (OX), malic acid (MAL), citric acid (CIT), 4-hydroxybenzoic acid (HB), protocatechuic acid (PCH), 4-hydroxycinnamic acid (HC; also known as p-coumaric acid), and caffeic acid (CAF).
Ti(IV) Catalyzed Conversion of Primary Carboxamides to Carboxylic Acids or Esters.
Carboxylic acids are produced by the oxidation of all lubricating oils and by the hydrolysis of POE oils during storage and operation in refrigerant systems.
These data indicate that quinones had non-enzymatically oxidized alcohols to aldehydes, carboxylic acids and ketones.
It is also known that the use of water-soluble carboxylic acids in emulsion polymerization reactions normally leads to the formation of water-soluble species.
Equistar Chemicals has obtained a patent for an adhesive composition comprised of (a) 2% to 30% weight of a modified polyolefin comprised of a polymer grafted with carboxylic acids, carboxylic acid anhydrides or derivatives thereof, the polymer being selected from a group consisting of (i) ethylene homopolymers, (ii) copolymers of ethylene with propylene, 1-butene, 4-methyl 1-pentene, 1-hexene, or 1-octene, (iii) propylene homopolymers, (iv) copolymers of propylene with ethylene or C4-C10-olefins, and (v) mixtures of (i)-(iv); (b) 0.
Chemical manufacturer Oxea today announced that it has once again expanded its production capacity for carboxylic acids within only a very short period of time.
Chapters cover acids and bases; organic molecules and reactions of alkenes and alkynes; aromatic compounds; stereochemistry; alkyl halides; alcohols, phenols, and ethers; aldehydes and ketones; carboxylic acids and derivatives; carbonyl alpha-substitution reactions; amines; structure determination; biomolecules; and metabolic pathways.
Other breakdown products included long-lasting fluorine- and chlorine-rich carboxylic acids, which might have negative health and environmental effects because animal tissues absorb them, Mabury's group reports in the July 19 NATURE.
By then Oxea will operate five state-of-the-art production plants for carboxylic acids globally.
3, 2013 /PRNewswire/ -- Earth Energy Renewables, LLC (EER) announced today that it has successfully produced high yields of very pure, bio-based carboxylic acids from sustainable organic wastes such as food waste and other negative-cost wastes.
Oxea recently announced that due to continued strong growth in strategic, high-value segments, the company will build a new carboxylic acids unit in Oberhausen, Germany, that will come on stream by late 2012.