xanthene
noun Date: 1898 1. a white crystalline heterocyclic compound C13H10O; also an isomer of this that is the parent of the colored forms of the xanthene dyes 2. any of various derivatives of xanthene

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Xanthène — Général Nom IUPAC 9H xanthène No CAS …   Wikipédia en Français

  • xanthène — [gzɑ̃tɛn] n. m. ÉTYM. 1906; « pierre précieuse », 1846; de xanth , et ène. ❖ ♦ Chim. Composé hétérocyclique C13H10O, obtenu par désamination de la guanine. 0 Les sensibilisateurs chromatiques sont des substances colorantes, soit des dérivés du… …   Encyclopédie Universelle

  • xanthene — [zan′thēn΄] n. [ XANTH(O) + ENE] a ring system, C6H4CH2OC6H4, occurring as yellowish, crystalline leaflets in the molecules of many dyes …   English World dictionary

  • Xanthene — chembox new ImageFile = Xanthen.svg ImageSize = 200px IUPACName = 9H Xanthene OtherNames = Dibenzo [ a , e ] pyran 10 H 9 oxaanthracene Section1 = Chembox Identifiers Abbreviations = CASNo = 92 83 1 EINECS = 202 194 4 PubChem = SMILES =… …   Wikipedia

  • xanthene — ˈzanˌthēn noun ( s) Etymology: xanth + ene 1. a. : a white crystalline heterocyclic compound C13H10O obtained by reduction of xanthone called also 9H xanthene; compare structural formula …   Useful english dictionary

  • xanthene — 1. The basic structure of many natural products, drugs, dyes ( e.g., fluorescein, pyronin, eosins), indicators, pesticides, antibiotics, etc. 2. A class of molecules based upon x. (1). * * * xan·thene zan .thēn n 1) a white crystalline… …   Medical dictionary

  • xanthene — ksantenas statusas T sritis chemija apibrėžtis Heterociklinis junginys. formulė C₆H₄:(O)(CH₂):C₆H₄ atitikmenys: angl. xanthene rus. ксантен …   Chemijos terminų aiškinamasis žodynas

  • xanthene — /zan theen/, n. Chem. a yellow, crystalline substance, C13H10O, soluble in ether and slightly soluble in alcohol, used in organic synthesis and as a fungicide. [1905 10; earlier xanthen; see XANTHO , ENE] * * * …   Universalium

  • xanthene — noun any of a group of tricyclic heterocycles (dibenzopyrans) that are the basis for a range of dyes such as fluorescein and eosin …   Wiktionary

  • xanthéne — (gzan tè n ) s. f. Terme de minéralogie. Espèce de pierre précieuse …   Dictionnaire de la Langue Française d'Émile Littré

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