Pyridine
Pyridine Pyr"i*dine, n. [From Gr. ? fire.] (Physiol. Chem.) A nitrogenous base, {C5H5N}, obtained from the distillation of bone oil or coal tar, and by the decomposition of certain alkaloids, as a colorless liquid with a peculiar pungent odor. It is the nucleus of a large number of organic substances, among which several vegetable alkaloids, as nicotine and certain of the ptoma["i]nes, may be mentioned. See {Lutidine}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Pyridine — Pyridine …   Wikipedia

  • Pyridine — Structures de la pyridine Général Nom IUPAC Azine …   Wikipédia en Français

  • PYRIDINE — Formule brute: C5H5 Masse moléculaire: 79,00 g Point de solidification: 42 0C Point d’ébullition: 115,5 0C Densité (à 0 0C): 1,003 Liquide incolore d’odeur pénétrante caractéristique et désagréable, inflammable. Ce composé hétérocycle aromatique… …   Encyclopédie Universelle

  • pyridine — [pir′ə dēn΄, pir′ədin] n. [ PYR + ID + INE3] a flammable, colorless or pale yellow liquid base, C5H5N, having a sharp, penetrating odor: it is produced in the distillation of coal tar or bone oil and is used in the synthesis of vitamins and drugs …   English World dictionary

  • pyridine — pyridic /puy rid ik/, adj. /pir i deen , din/, n. Chem. a colorless, flammable, liquid organic base, C5H5N, having a disagreeable odor, usually obtained from coal or synthesized from acetaldehyde and ammonia: used chiefly as a solvent and in… …   Universalium

  • pyridine — piridinas statusas T sritis chemija apibrėžtis Heterociklinis junginys. formulė (CH)₅:N santrumpa( os) Py atitikmenys: angl. pyridine rus. пиридин …   Chemijos terminų aiškinamasis žodynas

  • pyridine — noun Etymology: pyr + ide + 2 ine Date: 1851 a toxic water soluble flammable liquid base C5H5N of pungent odor that is the parent of many naturally occurring organic compounds and is used as a solvent and as a denaturant for alcohol and in the… …   New Collegiate Dictionary

  • pyridine — noun Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and an nitrogen atom; especially the simplest one, CHN …   Wiktionary

  • pyridine — C5H5N; a colorless volatile liquid of empyreumatic odor and burning taste, resulting from the dry distillation of organic matter containing nitrogen; used as an industrial solvent, in analytic chemistry, and for denaturing alcohol …   Medical dictionary

  • pyridine — (pi ri di n ) s. f. Alcali huileux contenu dans les produits de la distillation sèche des os …   Dictionnaire de la Langue Française d'Émile Littré

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