2,7-Naphthelendiol
2,7-Dihydroxynaphthalene
CAS: 582-17-2
Molecular Formula: C10H8O2
2,7-Naphthelendiol - Names and Identifiers
| Name | 2,7-Dihydroxynaphthalene |
| Synonyms | CI 76645 C.I. 76645 2,7-Naphthelendiol 2,7-Naphthalenediol naphthalene-2,7-diol 2,7-DIHYDROXYNAPTHALENE 2,7-Dihydroxynaphthalene 2,7-Dihydroxy Napthalene 2,7- twohydroxy naphthalene |
| CAS | 582-17-2 |
| EINECS | 209-478-7 |
| InChI | InChI=1/C10H8O2/c11-9-3-1-7-2-4-10(12)6-8(7)5-9/h1-6,11-12H |
| InChIKey | DFQICHCWIIJABH-UHFFFAOYSA-N |
2,7-Naphthelendiol - Physico-chemical Properties
| Molecular Formula | C10H8O2 |
| Molar Mass | 160.17 |
| Density | 1.0924 (rough estimate) |
| Melting Point | 185-190 °C (lit.) |
| Boling Point | 246.06°C (rough estimate) |
| Flash Point | 193.5°C |
| Water Solubility | insoluble |
| Solubility | Soluble in ethanol, ether and hot water, slightly soluble in benzene and chloroform, almost insoluble in light petroleum. |
| Vapor Presure | 3.62E-06mmHg at 25°C |
| Appearance | grayish white to gray powder |
| Color | Gray |
| BRN | 2042383 |
| pKa | 9.14±0.40(Predicted) |
| Storage Condition | Store below +30°C. |
| Refractive Index | 1.5418 (estimate) |
| MDL | MFCD00004085 |
| Physical and Chemical Properties | Melting point 184-189°C water-soluble insoluble |
| Use | Used as a dye, pharmaceutical intermediates |
2,7-Naphthelendiol - 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. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 2 |
| RTECS | QJ4780000 |
| TSCA | Yes |
| HS Code | 29072900 |
2,7-Naphthelendiol - 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 | used as a dye, pharmaceutical intermediates raw materials for the synthesis of sulfonic acid compounds and two ethylene naphthalene compounds |
Last Update：2024-04-09 21:01:54
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