Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of anthraquinone is as below...

Anthraquinone :: Anthraquinone (n.) A hydrocarbon, C6H4.C2O2.C6H4, subliming in shining yellow needles. It is obtained by oxidation of anthracene..

Rufol :: Rufol (n.) A phenol derivative of anthracene obtained as a white crystalline substance, which on oxidation produces a red dyestuff related to anthraquinone..

Emodin :: Emodin (n.) An orange-red crystalline substance, C15H10O5, obtained from the buckthorn, rhubarb, etc., and regarded as a derivative of anthraquinone; -- so called from a species of rhubarb (Rheum emodei)..

Flavol :: Flavol (n.) A yellow, crystalline substance, obtained from anthraquinone, and regarded as a hydroxyl derivative of it..

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