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Related to alkyl: alkyl halide, aryl


A univalent group, such as ethyl or propyl, having the general formula CnH2n+1.

[German Alkohol, alcohol (from Medieval Latin alcohol, antimony; see alcohol) + -yl.]


1. (Elements & Compounds) (modifier) of, consisting of, or containing the monovalent group CnH2n+1: alkyl group or radical.
2. (Elements & Compounds) an organometallic compound, such as tetraethyl lead, containing an alkyl group bound to a metal atom
[C19: from German, from Alk(ohol) alcohol + -yl]


(ˈæl kəl)
any of a series of univalent groups having the general formula CnH2n + 1, as methyl or ethyl.
[1880–85; < German, =Alk(ohol) alcohol + -yl -yl]
al•kyl′ic (-ˈkɪl ɪk) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.alkyl - any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons
chemical group, radical, group - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule
ethyl, ethyl group, ethyl radical - the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atom
methyl, methyl group, methyl radical - the univalent radical CH3- derived from methane
References in periodicals archive ?
GLUCOPON AV-123 Surfactant Concentrate for liquid hand soap is a 37 percent-active composite of anionic and alkyl polyglycoside surfactants, along with mildness-promoting additives.
5-4% linear alkyl benzene sulfonate surfactant; 1-10% of an alkyl ether sulfate surfactant; 0.
Di-n-octyl phthalate is a major component of a mixed normal alkyl phthalate that is widely marketed to the PVC industry.
The three classes of major phosphate ester plasticizers of importance in the rubber industry include triaryl, alkyl diaryl and trialkyl.
As a result, Pilot now offers the following products: sulfonate AA10 sodium dodecylbenzene sulfonate (branched alkyl chain); SADPO sulfonated alkyl diphenyl oxide, sodium salt; sulfonate OA-5R sulfonated oleic acid, sodium salt; sulfonic 800 sulfonated oleic acid; sulfonate OE-500 sulfonated oleic acid, N-amylester, sodium salt; PTSA para toluene sulfonie Acid--anhydrous; PTSA 65% para toluene sulfonic acid.
com/research/tml33t/linear_alkyl) has announced the addition of the "Linear Alkyl Benzene Sulfonic Acid (CAS 27176-87-0) Market Research Report 2015" report to their offering.
It is comprised of a structuring agent consisting of a low molecular mass N-acyl glutamic acid diamide having a straight-chain alkyl group comprising dibutyl lauroyl glutamide, a low molecular mass N-acyl glutamic acid diamide having a branched-chain alkyl group comprising dibutyl ethylhexanoyl glutamide, and at least one polyorganosiloxane polymer comprising a nylon-611/dimethicone copolymer.
However, these properties can be changed by attaching alkyl chains to the pi-conjugated molecules (alkyl chains have a backbone of carbon atoms, but can vary in length and branching structure).
Investigation of chlorine pesticides, alkyl phenols, alkyl phosphates, PAHs, phthalates, organotins, brominated flame retardants and synthetic complexing agents.
com)-- The global market for linear alkyl benzene (LAB) is expected to reach USD 9.
First, what is the optimum length of alkyl groups for efficient mechanical reinforcement; and second, what is the optimum density of grafted alkyl groups on CNT surface.