trimesitic

Tri`me*sit"ic, a. Etym: [Pref. tri- + mesitylene + -ic.] (Chem.) Defn: Of, pertaining to, or designating, a tribasic acid, C6H3.(CO2)3, of the aromatic series, obtained, by the oxidation of mesitylene, as a white crystalline substance. [Written also trimesic.]

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