pyridinium
Sign in to savePyridinium refers to the charged cation of pyridine. The simplest being the conjugate acid . Many related cations are known involving substituted pyridines, e.g. picolines, lutidines, collidines. They are prepared by treating pyridine with acids.
Wikidata facts
- Has part
- hydrogen
- Mass
- 80.050024
Show 4 more facts
- topic's main category
- Category:Pyridinium compounds
- chemical formula
- C₅H₆N⁺
- canonical SMILES
- C1=CC=[NH+]C=C1
- conjugate base
- pyridine
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Encyclopedic overview
6 sectionsContents
- Occurrence in nature
- Applications
- Preparation
- Reactivity
- See also
- References
Pyridinium refers to the charged cation of pyridine. The simplest being the conjugate acid . Many related cations are known involving substituted pyridines, e.g. picolines, lutidines, collidines. They are prepared by treating pyridine with acids.
As pyridine is often used as an organic base in chemical reactions, pyridinium salts are produced in many acid-base reactions. Its salts are often insoluble in the organic solvent, so precipitation of the pyridinium leaving group complex is an indication of the progress of the reaction.
Excerpted from Wikipedia’s “pyridinium” article, available under the CC BY-SA 4.0 licence.