|
Alias: |
-- |
|
Product name: |
NAPHTHOL AS-PH |
| CAS RN： | 92-74-0 |
|
Index No.: |
C.I.Azoic Coupling Component 14 (37558) |
|
Molecular formula: |
C19H17NO3 |
|
Structural formula: |
 |
|
Molecular weight: |
307.43 |
|
Appearance: |
Beige powder |
|
Assay: |
≥99% |
|
Color light: |
Near to standard substance |
|
Intensity, molecule: |
100±3 of standard substance |
|
Melting point(dry product): |
157°C |
|
2.3 acid content: |
≤0.09% |
|
Unsoluble substance content in basic liquor: |
≤0.13% |
|
Insoluble residues in HCL : |
-- |
| Use: | Intermediates of organic pigments |
| |||||||||
