| Product Identification | Back to Contents | 【Product Name】
3,4-Dichlorophenol | 【Synonyms】
4,5-Dichlorophenol
Phenol, 3,4-dichloro- | 【CAS】
95-77-2 | 【Formula】
C6H4Cl2O | 【Molecular Weight】
163 | 【EINECS】
202-450-5 | 【RTECS】
SK8800000 | 【RTECS Class】
Other | 【Beilstein/Gmelin】
1907693 | 【Beilstein Reference】
4-06-00-00952 | 【EC Class】
irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Needles (from benzene, petroleum ether) or light brown and yellow crystals. | 【Solubility in water】
Insoluble | 【Melting Point】
66 - 68 | 【Boiling Point】
247 | 【Vapor Pressure】
0.017 (25 C) | 【Density】
1.6 g/cm3 | 【pKa/pKb】
8.55 (pKa) | 【Partition Coefficient】
3.33 | 【Heat Of Vaporization】
50.4 kJ/mol | 【Heat Of Combustion】
-2749 kJ/mol | 【Usage】
Chemical intermediate for 2-chloro-1,4-dihydroxyanthraquinone & 2,3,4-trichlorophenol. | 【Vapor Density】
5.6 | 【Odor threshold】
100 ug/L in water |
| 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】
Wash thoroughly after handling. Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood. |
| Hazards Identification | Back to Contents | 【Inhalation】
May cause respiratory tract irritation. Exposure produces central nervous system depression. May be harmful if inhaled. May cause liver damage. | 【Skin】
Causes skin irritation. May be harmful if absorbed through the skin. | 【Eyes】
Causes eye irritation. | 【Ingestion】
Harmful if swallowed. May cause irritation of the digestive tract. May cause burning sensations, coughing, wheezing, laryngitis, shortness of breath and headache. | 【Hazards】
When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards. | 【EC Risk Phrase】
R 21/22 36/37/38 | 【EC Safety Phrase】
S 24 26 36/37/39 | 【UN (DOT)】
2020 |
| Exposure Controls/Personal Protection | Back to Contents | 【Personal Protection】
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. | 【Exposure Effects】
Prolonged exposure can cause damage to the eyes, severe irritation or burns. |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
109 | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. | 【Fire Potential】
This material is probably combustible. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
3 | 【Incompatibilities】
Oxidizing agents, acid chlorides, acid anhydrides. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
Hydrogen chloride, carbon monoxide, carbon dioxide. | 【Combustion Products】
Fire may produce irritating, corrosive and/or toxic gases. |
|
| Company Name: |
Alfa Aesar |
| Tel: |
400-6106006 |
| Fax: |
021-67582001/03/05 |
| WebSite: |
http://chemicals.thermofisher.cn |
| Company Name: |
Energy Chemical |
| Tel: |
021-021-58432009 400-005-6266 |
| Fax: |
021-58436166 |
| WebSite: |
http://www.energy-chemical.com |
| Company Name: |
Capot Chemical Co., Ltd |
| Tel: |
+86 (0) 571 85 58 67 18 |
| Fax: |
0086-571-85864795 |
| WebSite: |
www.capotchem.com |
|