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C6H4C2H2C6H4

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Anthracene \An"thra*cene\, n. [Gr. ? coal.] (Chem.)
   A solid hydrocarbon, {C6H4.C2H2.C6H4}, which accompanies
   naphthalene in the last stages of the distillation of coal
   tar. Its chief use is in the artificial production of
   alizarin. [Written also {anthracin}.]
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