ethyl

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ethyl

(ĕth`əl), CH3CH2, organic free radicalfree radical,
in chemistry, a molecule or atom that contains an unpaired electron but is neither positively nor negatively charged. Free radicals are usually highly reactive and unstable. They are produced by homolytic cleavage of a covalent bond (see chemical bond); i.e.
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 or alkyl groupalkyl group
, in chemistry, group of carbon and hydrogen atoms derived from an alkane molecule by removing one hydrogen atom (see radical). The name of the alkyl group is derived from the name of its alkane by replacing the -ane suffix with -yl, e.g.
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 derived from ethaneethane
, CH3CH3, gaseous hydrocarbon. It is a continuous-chain alkane. As a constituent of natural gas, it is used for fuel. It can be prepared by cracking and fractional distillation of petroleum.
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 by removing one hydrogen atom.

ethyl

[′eth·əl]
(organic chemistry)
The hydrocarbon radical C2H5.
Trade name for the tetraethyllead antiknock compound in gasoline.

ethyl

of, consisting of, or containing the monovalent group C2H5-
References in periodicals archive ?
Compounds reduced by crop reduction were phenyl ethyl alcohol, octanoic acid, isoamyl alcohol, ethyl caproate, 2-phenylethyl acetate and decanoic acid (2011 only).
Delayed harvest date reduced 1-hexanol, phenyl ethyl alcohol, hexanoic acid and decanoic acid in both years.
ethyl caproate, isoamyl acetate and hexyl acetate), while increases occurred for other compounds (e.
Higher alcohols sometimes were impacted by delay of harvest, with reductions in phenyl ethyl alcohol and hexanol.
The 7 chemicals were ethyl propionate, ethyl butyrate, ethyl 2-methylbutyrate, D-limonene, benzoic acid, methyl anthranilate, and dimethyl anthranilate.
These were ethyl propionate, ethyl butyrate, ethyl 2-methylbutyrate, ethyl decanoate, D-limonene, benzoic acid, and methyl anthranilate.
Similarities were calculated as: ethyl propionate, 42.
Fatty acid ethyl esters: ethanol metabolites which mediate ethanol induced organ damage and serve as a marker of ethanol intake.
Fatty acid ethyl esters are present in human serum after ethanol ingestion.
Fatty ethyl esters in the blood as a marker for ethanol intake.