单词 | pseudocumene |
释义 | > as lemmaspseudocumene pseudocumene n. Brit. /ˌs(j)uːdə(ʊ)ˈkjuːmiːn/ , U.S. /ˌsudoʊˈkjuˌmin/ Chemistry an isomer of cumene that is a colourless flammable liquid occurring in coal tar, and is irritating to the skin, eyes, and respiratory tract; cf. mesitylene n.Chemical name: 1,2,4-trimethylbenzene. Formula: C6H3(CH3)3.ΚΠ 1881 H. Watts Dict. Chem. VIII. 1282 Pseudocumene. 1934 Jrnl. Royal Aeronaut. Soc. 38 315 Higher aromatic hydrocarbons such as ethyl-benzene, pseudo-cumene and mesitylene have been synthesised and used, on an experimental scale, as fuel for aviation engines. 2000 Independent on Sunday 2 July (Review Suppl.) 15/2 Just beyond the mountains..is the..magnesium plant, which until a ruling in 1997 was emitting more than 8.5 tons of hydrochloric acid and pseudocumene into the air each day. < as lemmas |
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