Methenium
Ion of carbon with three hydrogens / From Wikipedia, the free encyclopedia
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Not to be confused with methanium.
In organic chemistry, methenium (also called methylium, carbenium,[2] methyl cation, or protonated methylene) is a cation with the formula CH+
3. It can be viewed as a methylene radical (:CH
2) with an added proton (H+
), or as a methyl radical (•CH
3) with one electron removed. It is a carbocation and an enium ion, making it the simplest of the carbenium ions.[3]
Quick Facts Names, Identifiers ...
Names | |
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Preferred IUPAC name
Methylium[1] | |
Other names
Methyl cation; Carbanylium | |
Identifiers | |
3D model (JSmol) |
|
1839325 | |
ChEBI | |
ChemSpider | |
48893 | |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
CH3+ | |
Molar mass | 15.034 g·mol−1 |
Related compounds | |
Related isoelectronic |
borane |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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