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methylidyne group : ウィキペディア英語版 | methylidyne group In chemistry, a methylidyne group or just methylidyne is a neutral part of a molecule (a substituent or functional group) with formula ≡CH, consisting of a carbon atom bonded to a hydrogen atom by one single bond and to the rest of the molecule by one triple bond.〔 (2013) (''Methylidyne group'' ) in the Chemical Entities of Biological Interest (ChEBI) database. Accessed on 2013-02-06. 〕 As, for example, in ''n''-methylidyne-1-hexanaminium, −()5−≡CH The name "methylidyne" is also used for the methylidyne radical (carbyne) ⫶CH, the same two atoms not bound to any other atom. ==See also==
* Methylene group or methylidene = * Methylene bridge or methanediyl −− * Methine group, methylylidene, or methanylylidene =CH− * Methanetriyl group >CH− * Methylylidyne group ≡C−
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