| Name | 1,4-dihydroxy-2-naphthoic acid |
| Synonyms | DHNA 1,4-Hydroxy-2-naphthoic acid 1,4-Dihydroxy-2-naphtoic acid 1,4-DIHYDROXY-2-NAPHTHOIC ACID 1,4-dihydroxy-2-naphthoic acid 1,4-Dohydroxy-2-naphthoic acid 1,4-DIHYDROXY-2-NAPHTHALIC ACID 1,4-dihydroxy-2-naphthalenecarboxylicaci 1,4-DIHYDROXY-2-NAPHTHALENECARBOXYLIC ACID 1,4-dihydroxynaphthalene-2-carboxylic acid |
| CAS | 31519-22-9 |
| EINECS | 250-674-7 |
| InChI | InChI=1/C11H8O4/c12-9-5-8(11(14)15)10(13)7-4-2-1-3-6(7)9/h1-5,12-13H,(H,14,15) |
| Molecular Formula | C11H8O4 |
| Molar Mass | 204.18 |
| Density | 1.535±0.06 g/cm3(Predicted) |
| Melting Point | 220 °C (dec.) (lit.) |
| Boling Point | 461.7±40.0 °C(Predicted) |
| Flash Point | 247.1°C |
| Water Solubility | Slightly soluble in water. |
| Vapor Presure | 2.55E-09mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Amber to Dark green |
| pKa | 2.89±0.30(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.761 |
| MDL | MFCD00010370 |
| Use | Used as a photosensitive material, dye intermediates |
| 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 |
| TSCA | Yes |
| HS Code | 29182900 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used as photosensitive material and dye intermediate Pharmaceutical intermediate. |