| Product Identification | Back to Contents | 【Product Name】
1-Hydroxy-3,4-dimethylbenzene | 【Synonyms】
3,4-Dimethylphenol
4-Hydroxy-o-xylene | 【CAS】
95-65-8 | 【Formula】
C8H10O | 【Molecular Weight】
122.17 | 【EINECS】
202-439-5 | 【RTECS】
ZE6300000 | 【RTECS Class】
Agricultural Chemical and Pesticide; Tumorigen | 【Merck】
12,10215 | 【Beilstein/Gmelin】
1099267 | 【Beilstein Reference】
4-06-00-03099 | 【EC Index Number】
604-006-00-X | 【EC Class】
Toxic; Corrosive; Dangerous for the Environment |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Colorless to light tan crystalline powder or solid. | 【Solubility in water】
Slightly soluble | 【Melting Point】
62 - 65 | 【Boiling Point】
227 | 【Vapor Pressure】
0.05 (25 C) | 【Density】
1.023 g/cm3 (17 C) | 【pKa/pKb】
10.38 (pKa) | 【Partition Coefficient】
2.23 | 【Heat Of Vaporization】
48.2 kJ/mol | 【Usage】
Starting materials in the phenolic resins. Xylenols. | 【Odor threshold】
0.003 mg/m3 | 【Refractive Index】
1.5442 (20 C) |
| First Aid Measures | Back to Contents | 【Ingestion】
If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately. | 【Inhalation】
Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear. | 【Skin】
Get medical aid. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. | 【Eyes】
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. |
| Handling and Storage | Back to Contents | 【Storage】
Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. | 【Handling】
Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid contact with heat, sparks and flame. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Inhalation】
May cause respiratory tract irritation. | 【Skin】
Causes skin irritation. May cause skin burns. | 【Eyes】
Causes eye irritation. May cause eye burns. | 【Ingestion】
May cause irritation of the digestive tract. May be harmful if swallowed. A case of fatal xylenol ingestion by a long stay mental hospital patient is described. Clinical course was similar to that observed in other phenolic poisonings with active bowel sounds, nausea, vomiting, severe metabolic acidosis, hypotension, and cardiac and renal failure. | 【Hazards】
When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards. | 【EC Risk Phrase】
R 24/25 34 51/53 | 【EC Safety Phrase】
S 26 36/37/39 45 61 | 【UN (DOT)】
2261 |
| 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. | 【Exposure Effects】
Chronic ingestion may cause effects similar to those of acute ingestion. |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
80-95 | 【Autoignition】
599 | 【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. | 【Upper exp. limit】
6.4 | 【Lower exp. limit】
1.1 | 【Fire Potential】
This material is probably combustible. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
9 | 【Incompatibilities】
Bases - acid chlorides - acid anhydrides - oxidizing agents - corrodes steel - brass - copper - copper alloys. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
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 |
|