thiophene

[ thahy-uh-feen ]

noun

, Chemistry.

1. a water-insoluble, colorless liquid, C 4 H 4 S, resembling benzene, occurring in crude coal-tar benzene: used chiefly as a solvent and in organic synthesis.

thiophene

/ thī′ə-fēn′ /

1. 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: C 4 H 4 S.

Word History and Origins

Origin of thiophene¹

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

Example Sentences

Sodium thiophene sulphonate, thiophenetetra-bromide, thiophene diiodide, are all medicinals.

From Project Gutenberg

Thiophene and its derivatives are of considerable therapeutic interest.

From Project Gutenberg

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

From Project Gutenberg

This brings selenophene more akin to pyrrole than thiophene, but the group -NH- in the molecule of pyrrole is an auxochrome.

From Project Gutenberg