英语词汇“anthracene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	anthracene
释义	anthracene Chem.\|ˈænθrəsiːn\| [f. Gr. ἀνθρακ- (-αξ) coal + -ene.] a. A complex hydrocarbon, called in systematic nomenclature Para-naphthalin, obtained from coal-tar; discovered in 1832 in the heavy semifluid portion of the tar which comes over towards the close of the distillation. It belongs to the aromatic or Benzol group, has composition C₁₄H₁₀ = C₆H₂(C₄H₄)₂ = (C₆H₄)₂C₂H₂, and passes under influence of light into the isomeric paranthracene. 1863Watts Dict. Chem. IV. 350 Crude commercial anthracene is distilled from an iron retort.1873Cooke Chemistry 325 Alizarine is manufactured on a large scale from the anthracene obtained from coal-tar.1875Ure Dict. Arts I. 191 Pure anthracene appears in small, well-defined, lustrous crystalline laminæ of a clear white colour. b. attrib. in *anthracene colours, anthracene derivatives, etc. anthracene red, a name for artificial alizarine; anthracene oil* (see quot. 1940). 1874Jrnl. Chem. Soc. XXVII. 853 Red or anthracene oils and creasote oils.1920Conquest May 323/1 A final fraction above 270° C., when the anthracene oil or green oil is obtained.1940Chambers's Techn. Dict. 40/1 Anthracene oil, a coal-tar fraction boiling above 270° C., consisting of anthracene, phenanthrene, chrysene, carbazole, and other hydrocarbon oils.
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