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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Naphthol AS-OL |
| Synonyms: | 2-HYDROXY-3-NAPHTHOIC ACID O-ANISIDIDE;2-HYDROXY-3-NAPHTHOYL-O-ANISIDIDE;1-(2',3'-Hydroxynaphthoylamino)-2-methoxybenzene;2-(3-Hydroxy-2-naphthamido)anisole;2'-Methoxy-2-hydroxy-3-naphthanilide;2-Naphthalenecarboxamide, 3-hydroxy-N-(2-methoxyphenyl)-;2-Naphth-o-anisidide, 3-hydroxy-;3-(2-Methoxyphenylcarbamoyl)-2-naphthol |
| CAS: | 135-62-6 |
| MF: | C18H15NO3 |
| MW: | 293.32 |
| EINECS: | 205-206-6 |
| Product Categories: | Substrates;Intermediates of Dyes and Pigments |
| Mol File: | 135-62-6.mol |
| Melting point | 161-164 °C(lit.) |
| Boiling point | 424.1±30.0 °C(Predicted) |
| density | 1.304±0.06 g/cm3(Predicted) |
| storage temp. | Refrigerator, under inert atmosphere |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 8.74±0.40(Predicted) |
| Colour Index | 37530 |
| color | Off-White to Pale Beige |
| CAS DataBase Reference | 135-62-6(CAS DataBase Reference) |
| NIST Chemistry Reference | 3-Hydroxy-2-naphthoyl-ortho-anisidide(135-62-6) |
| EPA Substance Registry System | 2-Naphthalenecarboxamide, 3-hydroxy-N-(2-methoxyphenyl)- (135-62-6) |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 2 |
| HS Code | 2924.29.3300 |
| Provider | Language |
|---|---|
| SigmaAldrich | English |
| Preparation | O-Anisidine and 3-Hydroxy-2-naphthoic acid condensation. |
| m brown powder, melting point for 167 ~ 168 ℃. Insoluble in water, slightly soluble in sodium carbonate solution, soluble in ethanol. In sodium hydroxide solution for yellow. A little sensitive to the air. This product is mainly used for cotton yarns, cotton, cotton cloth, towel, bath towel, PVA, viscose, silk, polyamide fiber and two vinegar fiber and cotton cloth dyeing of direct printing, the printing and dyeing discharge printing. Can also be used to make quick pigment, fast amine element, element and organic pigment fast sulfonylurea medications. The affinity of cotton low, coupled ability medium. |
| Raw materials | Sodium dithionite-->o-Anisidine-->Phosphorus trioxide-->o-Anisidine-->3-Hydroxy-2-naphthoic acid |
| Preparation Products | p-Cresol-->1-NITRO-2-NAPHTHOL |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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