- methyl group
Chem.the univalent group CH3-, derived from methane. Also called methyl radical.
* * *one of the commonest structural units of organic compounds, consisting of three hydrogen atoms bonded to a carbon atom, which is linked to the remainder of the molecule. The methyl radical (CH3), the methyl cation (CH+3), and the methyl anion (CH-3)34 are transient intermediates in many chemical reactions.
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