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viologens
EntityQ845218· pop 10· linked from 19 articles

Also known as viologen

thumb|220px|class=skin-invert-image|Paraquat is a prominent viologen. Viologens are a family of organic compounds with the formula (C5H4NR)2n+(X-)2. They are N-alkyl derivatives of bipyridines. In some viologens, the pyridyl groups are further modified.

In the Vinony graph

Within Vinony's link graph, viologens is referenced by 19 other articles, and connects out to redox, pyridine and alkyl group.

It is catalogued under topics including Bipyridines, Dyes and Salts.

Its subject is documented across 10 Wikipedia language editions.

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Encyclopedic overview

7 sections
Contents
  • Types of viologens
  • Redox properties
  • Research
  • Modified viologens and related compounds
  • Applications
  • References
  • External links

thumb|220px|class=skin-invert-image|Paraquat is a prominent viologen. Viologens are a family of organic compounds with the formula (C5H4NR)2n+(X-)2. They are N-alkyl derivatives of bipyridines. In some viologens, the pyridyl groups are further modified.

The viologen paraquat (R = methyl), is a widely used herbicide. As early as in the 1930s, paraquat was being used as an oxidation-reduction indicator, because it becomes violet on reduction.

Excerpted from Wikipedia’s “viologens” article, available under the CC BY-SA 4.0 licence.

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