anthraquinone

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anthraquinone

[‚an·thrə·kwi′nōn]
(organic chemistry)
C6H4(CO)2C6H4 Yellow crystalline diketone that is insoluble in water; used in the manufacture of dyes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.