Naphthol AS

Naphthol AS

Alias:

2-hydroxy-3-naphthoic acid anilide

Product name:

Naphthol AS

Index No.:

Azoic Coupling Component 2(37505)

Molecular formula:

C₁₇H₁₃NO₂

Structural formula:

Molecular weight:

263.28

Appearance:

Beige powder

Assay:

≥99%

Color light:

Near to standard substance

Intensity, molecule:

100±5 of standard substance

Melting point(dry product):

247°C

2.3 acid content:

≤0.09%

Unsoluble substance content in basic liquor:

≤0.15%

Use:

Intermediates of organic pigments