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anthraquinone

[an-thruh-kwuh-nohn, -kwee-nohn, -kwin-ohn] /ˌæn θrə kwəˈnoʊn, -ˈkwi noʊn, -ˈkwɪn oʊn/
noun, Chemistry
1.
a yellow, water-insoluble, crystalline powder, C 14 H 8 O 2 , usually derived from anthracene or phthalic anhydride: used chiefly in the manufacture of anthraquinone dyes.
Origin
1880-1885
1880-85; anthra(cene) + quinone
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for anthraquinone

anthraquinone

/ˌænθrəkwɪˈnəʊn; -ˈkwɪnəʊn/
noun
1.
a yellow crystalline solid used in the manufacture of dyes, esp anthraquinone dyes, which have excellent colour properties. Formula: C6H4(CO)2C6H4
Word Origin
C19: anthra(cene) + quinone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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anthraquinone in Science
anthraquinone
  (ān'thrə-kwĭ-nōn', -kwĭn'ōn')   
A yellow crystalline powder that is insoluble in water and used chiefly in the manufacture of dyes. Chemical formula: C14H8O2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for anthraquinone

the most important quinone derivative of anthracene and the parent substance of a large class of dyes and pigments. It is prepared commercially by oxidation of anthracene or condensation of benzene and phthalic anhydride, followed by dehydration of the condensation product

Learn more about anthraquinone with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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