Naphthol AS-BO

Naphthol AS-BO

Product name:

Naphthol AS-BO

Index No.:

Azoic Coupling Component 4(37560)

Molecular formula:

C₂₁H₁₅NO₂

Structural formula:

Molecular weight:

313.43

Appearance:

Ecru powder

Assay:

≥99%

Color light:

Near to standard substance

Intensity, molecule:

100±5 of standard substance

Melting point(dry product):

217°C

2.3 acid content:

≤0.1%

Unsoluble substance content in basic liquor:

≤0.15&#

Use:

Intermediates of organic pigments