1-Naphthol, 5-amino-
5-Amino-1-naphthol
CAS: 83-55-6
Molecular Formula: C10H9NO
1-Naphthol, 5-amino- - Names and Identifiers
| Name | 5-Amino-1-naphthol |
| Synonyms | C.I. 76650 5-Amino-1-naphthol 5-AMINO-1-NAPHTHOL 1-Naphthol, 5-amino- 5-amino-1-naphthaleno 5-aminonaphthalen-1-ol 5-Amino-alpha-naphthol 1-Naphthalenol, 5-amino- 5-HYDROXY-1-NAPHTHYLAMINE 1-AMINO-5-HYDROXYNAPHTHALENE |
| CAS | 83-55-6 |
| EINECS | 201-486-9 |
| InChI | InChI=1/C10H9NO.ClH/c11-9-5-1-4-8-7(9)3-2-6-10(8)12;/h1-6,12H,11H2;1H |
1-Naphthol, 5-amino- - Physico-chemical Properties
| Molecular Formula | C10H9NO |
| Molar Mass | 159.18 |
| Density | 1.1202 (rough estimate) |
| Melting Point | 190 °C (dec.) (lit.) |
| Boling Point | 284.68°C (rough estimate) |
| Flash Point | 182.6°C |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 2.92E-06mmHg at 25°C |
| Appearance | Solid |
| Color | Light Purple to Purple |
| pKa | 3.97(at 25℃) |
| Storage Condition | -20°C Freezer |
| Refractive Index | 1.6070 (estimate) |
| MDL | MFCD00041826 |
| Use | For the preparation of azo dyes |
1-Naphthol, 5-amino- - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| HS Code | 29222990 |
1-Naphthol, 5-amino- - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | for the preparation of azo dyes |
Last Update：2024-04-09 02:00:12
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