• (n.) A complex nitrogenous base, C20H21N3O, obtained by oxidizing a mixture of aniline and toluidine, as a colorless crystalline substance which forms red salts. These salts are essential components of many of the socalled aniline dyes, as fuchsine, aniline red, etc. By extension, any one of the series of substances derived from, or related ...
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http://thinkexist.com/dictionary/meaning/rosaniline/
<chemistry> A complex nitrogenous base, C20H21N3O, obtained by oxidizing a mixture of aniline and toluidine, as a colourless crystalline substance which forms red salts. These salts are essential components of many of the socalled aniline dyes, as fuchsine, aniline red, etc. By extension, any one of the series of substances derived from, or r...
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http://www.encyclo.co.uk/local/20973
(ro-zan´ĭ-lin) a triphenylmethane derivative, the basis of various dyes and a component of basic fuchsin.
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http://www.encyclo.co.uk/local/21001
Ros·an'i·line noun [
Rose +
aniline .]
(Chemistry) A complex nitrogenous base, C
20 H
21 N
3 O, obtained by oxidizing a mixture of aniline and toluidine, as a colorless crystalline substance which forms red salts. These salts are essential component...
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http://www.encyclo.co.uk/webster/R/93
Rosaniline is a base compound of many aniline dyes. It is a basic compound prepared by oxidising a mixture of aniline and toluidine by nitro-benzene in the presence of ferrous chloride. Rosaniline itself is a colourless solid, but if converted into a salt by the addition of an acid, it loses water and becomes coloured.
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http://www.probertencyclopaedia.com/browse/GR.HTM
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