Yangzhou YouXu Export Co., Ltd.

Tobias acid

product name:Tobias acid
Alias:2-Amino-1-naphthalenesulfonic acid; 2-aminonaphthalene-1-sulphonic acid; 2-Naphthylamine-1-sulfonic acid; 2-aminonaphthalene-1-sulfonate
CAS NO.:81-16-3
EINECS NO.:201-331-5
Molecular formula:C10H8NO3S
Molecular Structure:

Physical and chemical properties: Appearance white needle crystal. Solubility soluble in cold water, soluble in water, very slightly soluble in ethanol and ether.
Usage: azo dyes and pigments intermediates for the manufacture r J acid and acid, Naphthol AS-SW, Reactive Red K-1613 and other dyes, and organic purple, Li Saul purple

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