| Product Identification | Back to Contents | 【Product Name】
2,3-Dihydroxynaphthalene | 【Synonyms】
2,3-Dihydroxynaphthalene
Naphthalene-2,3-diol | 【CAS】
92-44-4 | 【Formula】
C10H8O2 | 【Molecular Weight】
160.16999999999999 | 【EINECS】
202-156-7 | 【RTECS】
QJ4750000 | 【RTECS Class】
Other | 【Beilstein/Gmelin】
742375 | 【Beilstein Reference】
4-06-00-06564 | 【EC Class】
harmful, irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White to off-white solid. | 【Solubility in water】
Slightly soluble | 【Melting Point】
151 - 152 | 【Boiling Point】
354 | 【Vapor Pressure】
2E-5 (25 C) | 【Density】
1.12 g/cm3 | 【pKa/pKb】
9.10 (pKa) | 【Partition Coefficient】
2.21 | 【Heat Of Vaporization】
62.3 kJ/mol | 【Heat Of Combustion】
-4776 kJ/mol |
| First Aid Measures | Back to Contents | 【Ingestion】
Get medical aid. Wash mouth out with water. | 【Inhalation】
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. | 【Skin】
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. | 【Eyes】
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a cool, dry place. Store in a tightly closed container. | 【Handling】
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. |
| Hazards Identification | Back to Contents | 【Ingestion】
The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed. | 【Inhalation】
Causes respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. | 【Skin】
Causes skin irritation. | 【Eyes】
Causes eye irritation. | 【EC Risk Phrase】
R 36/37/38 | 【EC Safety Phrase】
S 26 36 |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. | 【Respirators】
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary. |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
175 | 【Autoignition】
> 330 | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. |
|
| Company Name: |
J & K SCIENTIFIC LTD. |
| Tel: |
010-82848833 400-666-7788 |
| Fax: |
86-10-82849933 |
| WebSite: |
http://www.jkchemical.com |
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
| Company Name: |
TAIYUAN RHF CO.,LTD. |
| Tel: |
+86 351 7031519 |
| Fax: |
+86 351 7031519 |
| WebSite: |
www.rhfchem.com |
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