English Dictionary

ALKYL

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 Dictionary entry overview: What does alkyl mean? 

ALKYL (noun)
  The noun ALKYL has 1 sense:

1. any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbonsplay

  Familiarity information: ALKYL used as a noun is very rare.


 Dictionary entry details 


ALKYL (noun)


Sense 1

Meaning:

Any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons

Classified under:

Nouns denoting substances

Synonyms:

alkyl; alkyl group; alkyl radical

Hypernyms ("alkyl" is a kind of...):

chemical group; group; radical ((chemistry) two or more atoms bound together as a single unit and forming part of a molecule)

Hyponyms (each of the following is a kind of "alkyl"):

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)

Derivation:

alkylic (of or related to an alkyl)


 Context examples 


A class of dietary fatty acids that have an alkyl chain length from 6 up to 12 carbon atoms.

(Medium Chain Fatty Acid, NCI Thesaurus)

An alkyl sulfonate with potential antineoplastic activity.

(Mannosulfan, NCI Thesaurus)

A class of dietary fatty acids that have an alkyl chain length from 13 up to 21 carbon atoms.

(Long Chain Fatty Acid, NCI Thesaurus)

An alkyl nitrosoguanidine with carcinogenic properties.

(N-ethyl-N'-nitro-N-nitrosoguanidine, NCI Thesaurus)

Any substance that inhibits O6-Alkylguanine-DNA alkyltransferase, a DNA repair enzyme that catalyzes the removal of alkyl groups from DNA.

(O6-Alkylguanine-DNA Alkyltransferase Inhibitor, NCI Thesaurus)

Polyunsaturated fats with two double bonds usually have one between carbons 9 and 10 in the alkyl chain and another three carbons away (carbons 12-13).

(Oxidation of Polyunsaturated Fatty Acid Pathway, NCI Thesaurus/BIOCARTA)

Other molecules with long alkyl chains also enter omega oxidation, becoming more water-soluble as a result and more easily excreted from the body.

(Omega-Oxidation of Fatty Acids Pathway, NCI Thesaurus/BIOCARTA)

The team investigated the effect of two commonly used quats: alkyl dimethyl benzyl ammonium chloride and didecyl dimethyl ammonium chloride.

(Common Household Chemicals Lead to Birth Defects in Mice, The Titi Tudorancea Bulletin)

DNA Alkylation involves the addition of alkyl groups to any of several vulnerable positions on all four of the DNA bases.

(DNA Alkylation, NCI Thesaurus)

Alkyltransferases and Aryltransferases are classes of enzymes that transfer an alkyl or aryl chemical group from one compound (the donor) to another compound (the acceptor).

(Alkyltransferase and Aryltransferase, NCI Thesaurus)



 Learn English with... Proverbs 
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