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alkyl

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al·kyl  (lkl)
n.
A monovalent radical, such as ethyl or propyl, having the general formula CnH2n+1.

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

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

alkyl  (lkl)
A radical that has the general formula CnH2n+1, formed by removing a hydrogen atom from an alkane. Ethyl and propyl are alkyls.
ThesaurusLegend:  Synonyms Related Words Antonyms
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


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Michelin Key statement: A rubber composition comprising the following compound: R1--NH-phenyl-NH--R2 where the amino moieties occupy the 1 and 4 positions of the phenyl ring, and R1 and R2 are selected from the group consisting of H, C1 to C3 straight chain or branched alkyl groups, and wherein R1 and R2 may be the same or different; and where the t90 isothermal at 125[degrees]C is within 30% of the t90 after 28 days aging at 40[degrees]C as the unaged green rubber composition.
It is comprised of approximately 68% of an alkyl ethoxy sulfate surfactant wherein the alkyl group has an average of 12-16 carbon atoms and the degree of ethoxylation is at least 3; from about 2-7% of a betaine surfactant; from about 2-7% of a hydroxysultaine surfactant; from about 0.
]CH(R1)(COOR2) where R1 is H or CH3 and R2 is a linear, branched or cyclic alkyl chain having 1 to 20 carbon atoms, wherein the first layer does not comprise chalk.
 
 
 
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