Cyclopentadienyl radical
Chemical compound / From Wikipedia, the free encyclopedia
Not to be confused with Cyclopentadienyl anion.
In chemistry, cyclopentadienyl is a radical with the formula C5H5.
Quick Facts Names, Identifiers ...
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Names | |
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Preferred IUPAC name
Cyclopenta-2,4-dien-1-yl[1] | |
Other names
Cyclopentadienyl[1] | |
Identifiers | |
3D model (JSmol) |
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2070324 | |
ChEBI | |
ChemSpider |
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323080 | |
PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |
C5H5 | |
Molar mass | 65.095 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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The related cyclopentadienyl anion (which can formally be converted to the cyclopentadienyl radical by one-electron reduction) is aromatic, and forms salts and coordination compounds.