单词 | fluoranthene |
释义 | fluoranthenen. Chemistry. An aromatic hydrocarbon which crystallizes as colourless needles or plates, found in coal tar and as a product of combustion; (also) any substituted derivative of this compound.Formula: C16H10. Fluoranthene contains benzene and naphthalene rings linked directly by two bonds to form a central five-membered ring. ΘΚΠ the world > matter > chemistry > organic chemistry > chemicals from tar > [noun] naphthalene1821 idryl1845 picoline1846 fluorene1867 fluoranthene1878 isoquinoline1886 indene1888 1878 Chem. News 26 Apr. 174/2 The authors have obtained a hydrocarbon, which they name Fluoranthene, from the residues of coal-tar used for the preparation of phenanthren. 1878 Jrnl. Chem. Soc. 34 431 (heading) Fluoranthrene [sic], a new coal-tar hydrocarbon. 1947 Jrnl. Amer. Chem. Soc. 69 505/1 Pure synthetic fluoranthene is now readily available. 1952 Chem. Rev. 51 485 The solutions of many fluoranthenes fluoresce blue or blue-green in ultraviolet light. 1997 Vancouver Sun 27 Jan. a8/5 According to the Handbook, fluoranthene is a potent carcinogen that is toxic to freshwater and marine organisms. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online March 2022). < n.1878 |
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