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单词 thiophene
释义

thiophene

[ thahy-uh-feen ]
/ ˈθaɪ əˌfin /

noun Chemistry.

a water-insoluble, colorless liquid, C4H4S, resembling benzene, occurring in crude coal-tar benzene: used chiefly as a solvent and in organic synthesis.
Also thi·o·phen [thahy-uh-fen]. /ˈθaɪ əˌfɛn/.

Origin of thiophene

First recorded in 1880–85; thio- + -phene, word-final variant of phen-

Words nearby thiophene

thionine, thionyl, thionyl chloride, thiopental sodium, thiophen, thiophene, thiophenol, thiophosphate, thiophosphoric acid, thioridazine, thio salt
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for thiophene

  • The compound thus obtained is stated to have the same odor as thiophene, but no mention is made in regard to its uses.

    Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
  • This brings selenophene more akin to pyrrole than thiophene, but the group -NH- in the molecule of pyrrole is an auxochrome.

    Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
  • Thiophene and its derivatives are of considerable therapeutic interest.

    Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen
  • Sodium thiophene sulphonate, thiophenetetra-bromide, thiophene diiodide, are all medicinals.

    Synthesis of 2-methyl-4-selenoquinazolone, 2-phenylbenzoselenazole, and its derivatives|Y-Gwan Chen

Scientific definitions for thiophene

thiophene
[ thīə-fēn′ ]

A colorless liquid used as a solvent. The chemical properties of thiophene resemble those of benzene, which occurs with it in coal tar. Thiophene has a ring of four carbon atoms and one sulfur atom, and among its derivatives are biotin, various plant pigments, and some pharmaceuticals. Chemical formula: C4H4S.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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更新时间:2024/9/24 21:23:38