pyrrole

pyrrole
Divinylenimine; a heterocyclic compound found in many biologically important substances. SYN: azole, imidole.

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pyr·role 'pi(ə)r-.ōl n a toxic liquid heterocyclic compound C4H5N that has a ring consisting of four carbon atoms and one nitrogen atom, polymerizes readily in air, and is the parent compound of many biologically important substances (as bile pigments, porphyrins, and chlorophyll) broadly a derivative of pyrrole
pyr·ro·lic pir-'ō-lik adj

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pyr·role (pir-ōlґ) 1. a toxic, basic heterocyclic compound: It is used in the manufacture of pharmaceuticals. 2. a substituted derivative of this structure.


Medical dictionary. 2011.

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  • pyrrole — [pir′ōl, pi rōl′] [Ger pyrrol < Gr pyrrhos, fiery (< pyr, FIRE) + ol, OLE] n. a colorless, pungent, slightly basic liquid, C4H5N, found in bile pigments, chlorophyll, and hematin, and obtained from coal tar, bone oil, etc …   English World dictionary

  • Pyrrole — Chembox new Name = Pyrrole ImageFile = Pyrrole.png ImageSize = 300px ImageName = Chemical structure of pyrrole IUPACName = Pyrrole Pyrrol Section1 = Chembox Identifiers CASNo = 109 97 7 SMILES = C1=CC=CN1 InChI=1/C4H5N/c1 2 4 5 3 1/h1 5H Section2 …   Wikipedia

  • Pyrrole — Cet article concerne la molécule de pyrrole. Pour la famille des dérivés du pyrrole, voir Azole. Pyrrole …   Wikipédia en Français

  • pyrrole — pyrrol ou pyrrole [ pirɔl ] n. m. • 1875; mot all. (1835); du gr. purrhos « rouge, roux » et ol(e) ♦ Chim. Composé hétérocyclique azoté (C4H5N), dont on trouve le noyau dans la proline, les porphyrines et la chlorophylle, produit de la… …   Encyclopédie Universelle

  • pyrrole — pyrrolic /pi rol ik, roh lik/, adj. /pi rohl , pir ohl/, n. Chem. a colorless, toxic, liquid, five membered ring compound, C4H5N, that is a component of chlorophyll, hemin, and many other important naturally occurring substances. [1825 35; irreg …   Universalium

  • Pyrrole — Struktur von Pyrrol Azole, umgangssprachlich auch Pyrrole, sind eine Gruppe heterocyclischer chemischer Verbindungen. Es handelt sich um fünfgliedride stickstoffhaltige heteroaromatische deren Stammverbindung das Pyrrol ist. Durch die formale… …   Deutsch Wikipedia

  • pyrrole — pyrrol pyr rol, pyrrole pyr role, n. [Gr. ? flame colored (from ? fire) + L. oleum oil.] (Chem.) A nitrogenous heterocyclic base found in coal tar, bone oil, and other distillates of organic substances, and also produced synthetically as a… …   The Collaborative International Dictionary of English

  • pyrrole — noun Etymology: Greek pyrrhos Date: 1835 a toxic liquid heterocyclic compound C4H5N that has a ring consisting of four carbon atoms and one nitrogen atom, polymerizes readily in air, and is the parent compound of many biologically important… …   New Collegiate Dictionary

  • pyrrole — /ˈpɪroʊl/ (say pirohl), /pəˈroʊl/ (say puh rohl) noun a five membered ring system, C4H5N, containing four carbon atoms and a nitrogen atom. Chlorophyll, haemin, and many other important naturally occurring substances are built up of pyrrole rings …  

  • pyrrole — pirolas statusas T sritis chemija apibrėžtis Heterociklinis junginys. formulė (CH)₄:NH atitikmenys: angl. pyrrole rus. пиррол …   Chemijos terminų aiškinamasis žodynas

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