4-Hydroxy-7-methylamino-2-naphthalenesulfonic acid is a sulfonic acid derivative of naphthalene containing both a hydroxyl and a methylamino substituent. It is primarily used as an intermediate in the production of dyes.
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CAS 22346-43-6
4-Hydroxy-6-methylamino-2-naphthalene sulfonic acid
Naphthalene sulfonic acid dye intermediate
Rhoduline acid
dye intermediate
3-biphenylamine
Manufacture of azo dyes
Naphthalene-1,6-diamine
dye intermediate
Naphthalene-2,6-diamine
dye intermediate
4-Bromo-1-naphthylamine
dye and pigment intermediate
4-hydroxy-7-(methylamino)naphthalene-2-sulfonic acid
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