Definition of toluene in English:

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toluene

Pronunciation: /ˈtälyo͞oˌēn/

noun

Chemistry
A colorless liquid hydrocarbon present in coal tar and petroleum and used as a solvent and in organic synthesis.
  • Alternative name: methylbenzene; chemical formula: C6H5CH3
Example sentences
  • The raw materials for today's dyes are mainly aromatic hydrocarbons: benzene, toluene, naphthalene, anthracene, pyrene, and others.
  • In combination with nitric acid, toluene gives trinitrotoluene.
  • The powdered bark can also be treated with solvents, such as toluene, or amyl alcohol to extract the quinine.

Origin

Late 19th century: from tolu + -ene.

For editors and proofreaders

Syllabification: tol·u·ene

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