A univalent functional group consisting of a carbonyl and a hydroxyl functional group (-CO.OH); characteristic of carboxylic acids.

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  • Carboxyl — Car*box yl (k[aum]r*b[o^]ks [i^]l), n. [Carbon + oxygen + yl.] (Chem.) The complex radical, {CO.OH}, regarded as the essential and characteristic constituent which all oxygen acids of carbon (as formic, acetic, benzoic acids, etc.) have in… …   The Collaborative International Dictionary of English

  • carboxyl — [kär bäks′il] n. [ CARB(O) + OX(YGEN) + YL] the group COOH, characteristic of organic acids, including fatty acids and amino acids carboxylic [kär bäk′sil′ik] adj …   English World dictionary

  • carboxyl — Oxalyl Ox a*lyl, n. [Oxalic + yl.] (Chem.) (a) A hydrocarbon radical ({C2O2}) regarded as a residue of oxalic acid and occurring in derivatives of it. (b) An old name for {carbonyl}. (c) An old name for {carboxyl}. [1913 Webster] …   The Collaborative International Dictionary of English

  • carboxyl — noun Etymology: International Scientific Vocabulary Date: 1869 a monovalent functional group or radical –COOH typical of organic acids called also carboxyl group • carboxylic adjective …   New Collegiate Dictionary

  • Carboxyl — Die Carboxylgruppe Die Carboxylgruppe (auch Carboxygruppe) ist die funktionelle Gruppe der Carbonsäuren und hat die Formel COOH. Das Carboxylkohlenstoffatom trägt ein doppeltgebundenes Sauerstoff Atom und eine einfach gebundene Hydroxylgruppe.… …   Deutsch Wikipedia

  • carboxyl — carboxylic, adj. /kahr bok sil/, adj. containing the carboxyl group. [1865 70; CARB + OX(YGEN) + YL] * * * …   Universalium

  • carboxyl — The characterizing group ( COOH) of certain organic acids; e.g., HCOOH (formic acid), CH3COOH (acetic acid), CH3CH(NH2)COOH (alanine), etc. Cf.:carboxylic acid. * * * car·box·yl kär bäk səl n a monovalent group COOH typical of organic acids… …   Medical dictionary

  • carboxyl — adj. containing the carboxyl group (Chemistry) …   English contemporary dictionary

  • carboxyl — karboksi statusas T sritis chemija apibrėžtis Grupė. formulė HOOC– atitikmenys: angl. carboxy ; carboxyl rus. карбокси ; карбоксил ryšiai: sinonimas – karboksilas …   Chemijos terminų aiškinamasis žodynas

  • Carboxyl group — or CO2H is a functional group present in amino acids and carboxylic acids. Its structure is composed of one carbon atom attached to an oxygen atom by a double bond and to a hydroxyl group by a single bond. It is often mentioned that a carboxyl… …   Wikipedia

  • Carboxyl-Terminus — eines Peptids, blau markiert Als Carboxyl Terminus, kurz C Terminus, wird jenes Ende eines Proteins oder Polypeptids bezeichnet, welches eine Aminosäure mit einer freien Carboxylgruppe (COOH) besitzt. Mit dem C Terminus endet die… …   Deutsch Wikipedia

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