Direct Blue 15 is an
organic compound
Some chemical authorities define an organic compound as a chemical compound that contains a carbon–hydrogen or carbon–carbon bond; others consider an organic compound to be any chemical compound that contains carbon. For example, carbon-co ...
that is classified as an
azo dye
Azo dyes are organic compounds bearing the functional group R−N=N−R′, in which R and R′ are usually aryl and substituted aryl groups. They are a commercially important family of azo compounds, i.e. compounds containing the C−N=N−C l ...
. It is a dark blue water soluble solid. It is a popular
substantive dye, which means that it useful for dying cotton and related
cellulosic materials. It is produced by
azo coupling
In organic chemistry, an azo coupling is an organic reaction, reaction between a diazonium compound () and another aromatic compound that produces an azo compound (). In this electrophilic aromatic substitution reaction, the aryldiazonium cation ...
of
o-dianisidine with the appropriate
naphthalene disulfonate.
[.]
References
{{Reflist
Azo dyes
Naphthalenesulfonic acids
1-Naphthols
Naphthylamines