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.

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pyr·i·dine 'pir-ə-.dēn n 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 a denaturant for alcohol and in the manufacture of pharmaceuticals (as antiseptics and antihistamines) and waterproofing agents

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pyr·i·dine (pirґĭ-dēn) a toxic, colorless, liquid hydrocarbon comprising a substituted benzene ring, C5H5N, usually derived from coal tar; it is used as a laboratory and industrial intermediate.

Medical dictionary. 2011.

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Look at other dictionaries:

  • 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 — 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… …   The Collaborative International Dictionary of English

  • 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 N-oxyde — Général Nom IUPAC 1 oxyde de pyridine pyridine 1 oxyde Synonymes pyridine …   Wikipédia en Français

  • pyridine nucleotide — n a nucleotide characterized by a pyridine derivative as a nitrogen base esp NAD …   Medical dictionary

  • Pyridine-N-oxide — chembox new ImageFile=PyO .png ImageSize= 100 IUPACName= Pyridine N oxide OtherNames= pyridine 1 oxide Section1=Chembox Identifiers CASNo= 694 59 7 PubChem= 24888050 SMILES= Section2=Chembox Properties C=5 | H = 5 | N = 1 | O = 1 MolarMass= 95.10 …   Wikipedia

  • Pyridine N-methyltransferase — In enzymology, a pyridine N methyltransferase (EC number| is an enzyme that catalyzes the chemical reaction:S adenosyl L methionine + pyridine ightleftharpoons S adenosyl L homocysteine + N methylpyridiniumThus, the two substrates of… …   Wikipedia

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