Alias: | -- |
Product name: | Naphthol AS-OL |
CAS RN: | 135-62-6 |
Index No.: | Azoic Coupling Component 20(37530) |
Molecular formula: | C18H15NO3 |
Structural formula: | |
Molecular weight: | 293.30 |
Appearance: | Beige powder |
Assay: | ≥99% |
Color light: | Near to standard substance |
Intensity, molecule: | 100±5 of standard substance |
Melting point(dry product): | 162°C |
2.3 acid content: | ≤0.1% |
Unsoluble substance content in basic liquor: | ≤0.15% |
Insoluble residues in HCL : | -- |
Use: | Intermediates of organic pigments |