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 …

Apr 29, 2024 · Synthesis Reference(s): Chemistry Letters, 10, p. 1241, 1981 Journal of the American Chemical Society, 89, p. 4487, 1967 Organic Syntheses, Coll. Vol. 1, p. 438, 1941

The ethynyl radical (systematically named λ 3-ethyne and hydridodicarbon(C—C)) is an organic compound with the chemical formula C≡CH (also written [CCH] or C 2 H). It is a simple molecule that does not occur naturally on Earth but is abundant in the interstellar medium.

Oct 14, 2021 · Ethynyl is an organic radical and a terminal acetylenic compound. It derives from a hydride of an acetylene.

The meaning of ETHYNYL is a monovalent unsaturated radical HC≡C— derived from acetylene by removal of one hydrogen atom.

The ethynyl group, also known as the acetylide group, is a functional group in organic chemistry characterized by a carbon-carbon triple bond. It is an important structural component in many organic compounds and plays a crucial role in the naming and reactivity of alkynes.

ChemSpider record containing structure, synonyms, properties, vendors and database links for Ethynyl, XEHVFKKSDRMODV-UHFFFAOYSA-N

Sep 17, 2015 · Here, using the p53 cancer mutant Y220C as a test case, we investigate both computationally and experimentally whether an ethynyl moiety is a suitable bioisostere to replace iodine in ligands that form halogen bonds with the protein backbone.

Nov 13, 2018 · The ethynyl radical, •C2H, is a key intermediate in the combustion of various alkynes. Once produced, the ethynyl radical will rapidly react with molecular oxygen to produce a variety of products. ...

Sharp-Williams, E.N.; Roberts, M.A.; Nesbitt, D.J., High resolution slit-jet infrared spectroscopy of ethynyl radical: 2Π--2Σ+ vibronic bands with sub-Doppler resolution, J. Chem. Phys., 2011, 134, 6, 064314, https://doi.org/10.1063/1.3532088.