noun Date: 1880 1. catechin 2. a crystalline phenol C6H6O2 obtained from various natural sources but usually made synthetically and used especially in organic synthesis

New Collegiate Dictionary. 2001.

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  • catechol — cat e*chol (k[a^]t [e^]*k[add]l ), n. [.] any of a group of chemicals having a benzene ring substituted with two hydroxyl groups in ortho position, especially ortho dihydroxybenzene itself ({C6H6O2}), also called {pyrocatechol}, used in… …   The Collaborative International Dictionary of English

  • catechol — [kat′ə chôl, kat′əchōl΄, kat′əkôl΄, kat′əkōl΄] n. [ CATECH(U) + OL1] PYROCATECHOL …   English World dictionary

  • Catechol — Not to be confused with Catechin, also sometimes called catechol. Catechol …   Wikipedia

  • Catéchol — Pyrocatéchol Pyrocatéchol représentations du pyrocatéchol …   Wikipédia en Français

  • Catechol — Strukturformel Allgemeines Name Brenzcatechin Andere Namen 1,2 Dihydroxybenzol Benz …   Deutsch Wikipedia

  • catechol — Pyrocatechin Pyr o*cat e*chin, n. [Pyro + catechu.] (Chem.) A white crystalline substance, {C6H4(OH)2}, of the phenol series, found in various plants; so called because first obtained by distillation of gum catechu. Called also {catechol},… …   The Collaborative International Dictionary of English

  • catéchol — catéchine [ kateʃin ] n. f. • 1853; lat. sc. (areca) catechu; du nom indien du cachou ♦ Chim. Principe actif du cachou utilisé dans la fabrication de produits pharmaceutiques. On dit aussi CATÉCHOL [ kateʃɔl; kɔl ] n. m …   Encyclopédie Universelle

  • catechol — A chemical originally isolated from a type of mimosa tree. Catechol is used as an astringent, an antiseptic, and in photography, electroplating, and making other chemicals. It can also be man made …   English dictionary of cancer terms

  • catechol — /kat i kawl , kol /, n. a colorless, crystalline, dihydroxyl derivative of benzene, C6H6O2, the ortho isomer, used chiefly in photography, for dyeing, and as a reagent; pyrocatechol. [1875 80; CATECH(U) + OL1] * * * …   Universalium

  • catechol — noun The biologically important diphenol ortho dihydroxy benzene; isomeric with hydroquinone and resorcinol. Syn: pyrocatechol …   Wiktionary

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