Definitions
from The Century Dictionary.
- noun In chem., a prefix showing that the compound named is an azo compound containing hydroxyl in one of the radicals, as in
oxyazobenzene , C6H5N2C6H4.OH: same ashydroxyazo- , which is to be preferred.
Etymologies
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Examples
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It is essential that this solution should be tested before use, and this is carried out by coupling it with an alkaline phenol solution; if a dark blue oxyazo colour is formed, the solution may be used.
Synthetic Tannins Georg Grasser
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The oxyazo reaction only succeeds when the solution has been boiled with a few drops of hypochlorite solution, quickly cooled and excess of ammonia added.
Synthetic Tannins Georg Grasser
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The constitution of the oxyazo compounds has attracted much attention, some chemists holding that they are true azophenols of the type R·N_2·R_1·OH, while others look upon them as having a quinonoid structure, _i. e._ as being quinone hydrazones, type R·NH·N: R_1: O.
Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" Various
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-- The oxyazo compounds are prepared by adding a solution of a diazonium salt to a cold slightly alkaline solution of a phenol.
Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" Various
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