单词 | mellitic |
释义 | melliticadj. Chemistry. mellitic acid n. a colourless crystalline acid obtained from mellite or by oxidizing carbon with nitric acid; benzenehexacarboxylic acid, C6(COOH)6. ΚΠ 1802 T. Thomson Syst. Chem. III. 527 Klaproth found the mellite composed of alumina and a peculiar acid to which he gave the name of mellitic acid. 1806 R. Patterson Adams's Lect. Nat. & Exper. Philos. (rev. ed.) I. App. 542 Crystallizable, but cannot be volatilized without decomposition..are seven, viz. the oxalic, the mellitic [etc.]. 1844 G. Fownes Man. Elem. Chem. 373 Mellitic acid..is soluble in water and alcohol. 1940 G. H. J. Adlam & L. S. Price Higher School Certificate Inorg. Chem. (ed. 2) xxxvi. 289 Diamond is unattacked and amorphous carbon gives a product containing mellitic acid, C6(COOH)6. 1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) viii. 308 [Graphite] is oxidised by hot concentrated HNO3 to mellitic acid, C6(CO2H)6, in which planar-hexagonal C12 units are preserved. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022). < |
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