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hydroxyl group

   Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson 0.02 sec.
hydroxyl group (hīdrŏk`sĭl), in chemistry, functional group functional group, in organic chemistry, group of atoms within a molecule that is responsible for certain properties of the molecule and reactions in which it takes part.
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 that consists of an oxygen atom joined by a single bond to a hydrogen atom. An alcohol alcohol, any of a class of organic compounds with the general formula R-OH, where R represents an alkyl group made up of carbon and hydrogen in various proportions and -OH represents one or more hydroxyl groups .
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 is formed when a hydroxyl group is joined by a single bond to an alkyl group alkyl group (ăl`kĭl), in chemistry, group of carbon and hydrogen atoms derived from an alkane molecule by removing one hydrogen atom
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 or aryl group aryl group (âr`ĭl), in chemistry, group of atoms derived from benzene or from a benzene derivative by removing one hydrogen that is
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. A metal hydroxide is formed when a hydroxyl group is joined to a metal (e.g., sodium hydroxide).


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Factors to be considered include the type and availability of surface hydroxyl groups (silanol vs adsorbed water, hydrated ions, etc.
Keywords: Such liquid polymers are functional via the associated terminal hydroxyl group on one end of the copolymer and the modified polyisoprene blocks on the other end.
This occurs through hemiacetal linkages between hydroxyl groups of cellulose/hemicellulose and aldehyde groups formed at C6 primary hydroxyl groups of cellulose by the TEMPO-mediated oxidation.
 
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