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Meaning of mesitylene

me•sit•y•lene

Pronunciation: (mi-sit'l-ēn", mes'i-tl-), [key]
— n. Chem.
  1. a colorless, liquid, aromatic hydrocarbon, CH, occurring naturally in coal tar and prepared from acetone: used chiefly as a chemical intermediate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.