Ethynyl group
(Redirected from Ethinyl group)
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In organic chemistry, an ethynyl group is a functional group with the formula −C≡CH, representing an acetylene molecule with one fewer hydrogen atom.
- Ethynyl group (HC≡C–), also designated as an acetylenic group (from acetylene), is referred to in IUPAC chemical nomenclature with the -yne suffix.[1] It is sometimes designated as ethinyl in compounds such as ethinylestradiol and ethisterone (ethinyltestosterone). See main page alkynes.
See also
[edit]- Ethynylation
- Ethynyl radical
- Propynyl (H3C–C≡C–R, 1-propynyl group; or HC≡C–CH2–R, 2-propynyl group, Propargyl)
References
[edit]- ↑ "Blue Book chapter P-3". iupac.qmul.ac.uk. Retrieved 2026-04-27.
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