C20H12O5

C20H12O5
fluorescein fluo`res"ce*in, fluoresceine fluo`res"ce*ine, fluorescein flu`o*res"ce*["i]n, n. (Chem.) A yellowish red, crystalline substance, {C20H12O5}, produced by heating together phthalic anhydride and resorcin; -- so called, from the very brilliant yellowish green fluorescence of its alkaline solutions. It has acid properties, and its salts of the alkalies are known to the trade under the name of {uranin}.

Syn: fluorescein, fluorescent dye, resorcinolphthalein. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • C20H12O5 — Fluorescéine Fluorescéine Général No CAS …   Wikipédia en Français

  • fluorescein — /floo res ee in, flaw , floh /, n. Chem. an orange red, crystalline, water insoluble solid, C20H12O5, that in alkaline solutions produces an orange color and an intense green fluorescence: used to trace subterranean waters and in dyes. Also,… …   Universalium

  • fluorescein — fluo res ce*in, fluoresceine fluo res ce*ine, fluorescein flu o*res ce*[ i]n, n. (Chem.) A yellowish red, crystalline substance, {C20H12O5}, produced by heating together phthalic anhydride and resorcin; so called, from the very brilliant… …   The Collaborative International Dictionary of English

  • fluorescein — fluo res ce*in, fluoresceine fluo res ce*ine, fluorescein flu o*res ce*[ i]n, n. (Chem.) A yellowish red, crystalline substance, {C20H12O5}, produced by heating together phthalic anhydride and resorcin; so called, from the very brilliant… …   The Collaborative International Dictionary of English

  • fluoresceine — fluorescein fluo res ce*in, fluoresceine fluo res ce*ine, fluorescein flu o*res ce*[ i]n, n. (Chem.) A yellowish red, crystalline substance, {C20H12O5}, produced by heating together phthalic anhydride and resorcin; so called, from the very… …   The Collaborative International Dictionary of English

  • uranin — fluorescein fluo res ce*in, fluoresceine fluo res ce*ine, fluorescein flu o*res ce*[ i]n, n. (Chem.) A yellowish red, crystalline substance, {C20H12O5}, produced by heating together phthalic anhydride and resorcin; so called, from the very… …   The Collaborative International Dictionary of English

  • fluorescein — noun Date: 1871 a yellow or red crystalline dye C20H12O5 with a bright yellow green fluorescence in alkaline solution …   New Collegiate Dictionary

  • Fluorescein — Chembox new ImageFile = Fluoresceine.svg ImageSize = ImageFile2 = Fluorescein sample.jpg IUPACName = OtherNames = Fluorescein, resorcinolphthalein, C.I. 45350, solvent yellow 94, D C yellow no. 7, angiofluor, Japan yellow 201, soap yellow,… …   Wikipedia

  • FITC — Strukturformel Allgemeines Name Fluorescein Andere Namen Fluorescin Fluoreszin …   Deutsch Wikipedia

  • Fluorescein — Strukturformel Allgemeines Name Fluorescein Andere Namen …   Deutsch Wikipedia

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