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Tel:
+86-156-2878-2329
E-Mail：sales001@bosschemical.com
E-Mail：sales001@bosschemical.com
No. 55, Gongye South Road, Jinan Area, China (Shandong) Pilot Free Trade Zone.
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92-77-3
bosschem
92-77-3
Product Description
Product name:Naphthol AS
CAS：92-77-3
MF：C17H13NO2
MW：263.29
EINECS:202-188-1
Use:
1. Mainly used for the production of organic pigments and for cotton fibers
2. Dyeing and printing of viscose fibers and some synthetic fibers
3. Used as a base agent for dyeing vinylon, viscose fibers, silk, diacetate fibers, and cotton fabric printing
4. Used for manufacturing fast pigments, fast amino acids, fast sulfonic acids, and organic pigments
Specifications :
99% Purity ALUMINUM BORIDE CAS 92-77-3
| Naphthol AS Basic information | |
| Product Name: | Naphthol AS |
| CAS: | 92-77-3 |
| MF: | C17H13NO2 |
| MW: | 263.29 |
| EINECS: | 202-188-1 |
| Mol File: | 92-77-3.mol |
| Naphthol AS Chemical Properties | |
| Melting point | 246-248 °C(lit.) |
| Boiling point | 406.53°C (rough estimate) |
| density | 1.1138 (rough estimate) |
| refractive index | 1.4500 (estimate) |
| pka | 9.70(at 25℃) |
| form | Powder |
| Colour Index | 37505 |
| color | Beige |
Applications
| Item | Limit | Result |
| Appearance | Beige powder | Beige powder |
| Strength | 100 | 100 |
| Assay% | 99 | 99 |
