|
Alias: |
-- |
|
Product name: |
NAPHTHOL AS-D |
| CAS RN： | 135-61-5 |
|
Index No.: |
C.I.Azoic Coupling Component 18 (37520) |
|
Molecular formula: |
C18H15NO2 |
|
Structural formula: |
 |
|
Molecular weight: |
277.31 |
|
Appearance: |
Ecru powder |
|
Assay: |
≥99% |
|
Color light: |
Near to standard substance |
|
Intensity, molecule: |
100±5 of standard substance |
|
Melting point(dry product): |
194°C |
|
2.3 acid content: |
≤0.08% |
|
Unsoluble substance content in basic liquor: |
≤0.14% |
|
Insoluble residues in HCL : |
-- |
| Use: | Intermediates of organic pigments |
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