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amine
(redirected from Primary amines)

   Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
a·mine  (-mn, mn)
n.
Any of a group of organic compounds of nitrogen, such as ethylamine, C2H5NH2, that may be considered ammonia derivatives in which one or more hydrogen atoms have been replaced by a hydrocarbon radical.


amine [əˈmiːn ˈæmɪn]
n
(Chemistry) an organic base formed by replacing one or more of the hydrogen atoms of ammonia by organic groups
[from am(monium) + -ine2]

amine  (-mn, mn)
Any of a group of organic compounds that may be considered derivatives of ammonia (NH3) in which one or more hydrogen atoms have been replaced by a hydrocarbon radical. In aniline (C6H5NH2), for example, one hydrogen atom has been replaced by a phenyl group (C6H5). Amines are produced by the decay of organic matter.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.amine - a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals
histamine - amine formed from histidine that stimulates gastric secretions and dilates blood vessels; released by the human immune system during allergic reactions
aminobenzine, aniline, aniline oil, phenylamine - oily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicines
enamine - an amine containing the double bond linkage -C=C-N-
alkane, alkane series, methane series, paraffin series, paraffin - a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)
monoamine - a molecule containing one amine group (especially one that is a neurotransmitter)
ptomain, ptomaine - any of various amines (such as putrescine or cadaverine) formed by the action of putrefactive bacteria


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These defects are caused by the development of a layer of less than fully cured amines on the surface, which may be in the form of semi-crystalline carbonates formed by reaction of primary amines with carbon dioxide (blush), or simply a greasy layer on the surface (exudate).
The rates of Michael addition of primary amines are higher than that of secondary amines [22], therefore, Michael addition of the secondary amine (piperazine) to HABP was proceeded for 48 h at 38[degrees]C to ensure the completion of the reaction.
Vulkanox HPG is said to be characterized by a particularly low content of primary amines.
 
 
 
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