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Naphthionic acid is an
organic compound with the
formula C10H6(SO3H)(NH2). It is one of
several aminonaphthalenesulfonic acids,
derivatives of naphthalene...
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important property of
dyeing unmordanted cotton. An
important derivative is
naphthionic acid (1-aminonaphthalene-4-sulfonic acid),
which is
produced by heating...
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prepared by azo
coupling of the bis(diazonium)
derivative of
benzidine with
naphthionic acid.
Congo blue, however, is in
widespread international use, in gel...
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exact m****: 223.0303 u) may
refer to:
Aminonaphthalenesulfonic acids Naphthionic acid
Tobias acid (2-amino-1-naphthalenesulfonic acid) This set index...
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related acid dye is Acid Red 13. It can be
obtained by azo
coupling of
naphthionic acid and 2-naphthol.
Instead of crystallising, it
vitrifies when cooled...
- route,
notes 1-Aminonaphthalene-4-sulfonic acid 84-86-6 Piria’s acid,
naphthionic acid
sulfonation of 1-aminonaphthalene,
precursor to acid red 25, C.I...
