Amino group
the univalent group, −nh 2 .
historical examples
richard willsttter showed that an internal neutralization takes place between the amino group and the free acidic residue.
smithsonian inst-tution – united states national museum – bulletin 240 anonymous
the same increase accompanies the introduction of the amino group into aromatic nuclei.
encyclopaedia britannica, 11th edition, volume 6, slice 1 various
noun
in chemistry, an -nh2 group, consisting of a nitrogen atom attached by single bonds to hydrogen atoms, alkyl groups, aryl groups, or a combination of them; also called amino radical
examples
an organic compound that contains an amino group is called an amine.
usage note
science
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a white crystalline substance, c 6 h 7 no, occurring in three isomers, meta-, ortho-, and para-aminophenol: used as an intermediate for dyes and as a photographic developer. noun (chem) any of three isomeric forms that are soluble crystalline solids, used as a dye intermediate (meta- and ortho-), in dyeing hair, fur, and textiles (ortho- […]
- Amino radical
the univalent group, −nh 2 . noun see amino group noun in chemistry, an -nh2 group, consisting of a nitrogen atom attached by single bonds to hydrogen atoms, alkyl groups, aryl groups, or a combination of them; also called amino radical examples an organic compound that contains an amino group is called an amine. usage […]
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any of the cl-ss of thermosetting resins formed by the interaction of an amine, as urea, and an aldehyde, as formaldehyde: used chiefly as adhesives for laminated materials and as coatings for paper and textiles. noun any thermosetting synthetic resin formed by copolymerization of amines or amides with aldehydes. amino resins are used as adhesives […]
- Aminosugar
a monosaccharide with an amino or subst-tuted amino group in place of a nonglycosidic hydroxyl group.