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Heterocyclic Compounds > Heterocyclic Compounds, 1-Ring > Pyridines > Pyridinium Compounds > Viologens

Preferred term

Viologens  

Type

  • Topical Descriptor

Broader concept

Narrower concepts

Entry terms

  • Viologen

Note

  • oxidation-reduction indicators

Scope note

  • A group of dipyridinium chloride derivatives that are used as oxidation-reduction indicators. The general formula is 1,1'-di-R-4,4'-bipyridinium chloride, where R = methyl, ethyl, benzyl or, betaine.

History note

  • 91(75); was see under PYRIDINIUM COMPOUNDS 1975-90

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URI

http://www.yso.fi/onto/mesh/D014755

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