| Product Identification | Back to Contents | 【Product Name】
Benzeneacetic acid | 【Synonyms】
2-Phenylacetic acid
alpha-Toluic acid
Benzacetic acid
Benzenacetic acid
Phenylethanoic acid | 【CAS】
103-82-2 | 【Formula】
C8H8O2 | 【Molecular Weight】
136.15 | 【EINECS】
203-148-6 | 【RTECS】
AJ2430000 | 【RTECS Class】
Reproductive Effector; Primary Irritant | 【Merck】
12,7422 | 【Beilstein/Gmelin】
1099647 | 【Beilstein Reference】
4-09-00-01614 | 【EC Class】
irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Shiny, white plate crystals, floral odor. | 【Solubility in water】
Very soluble | 【Melting Point】
74 - 77 | 【Boiling Point】
265 | 【Vapor Pressure】
0.0046 (25 C) | 【Density】
1.081 g/cm3 | 【pKa/pKb】
4.30 (pKa) | 【Partition Coefficient】
1.41 | 【Heat Of Vaporization】
53.2 kJ/mol | 【Heat Of Combustion】
-3897 kJ/mol | 【Usage】
Used in manufacture of penicillin g, fungicide, plant hormones, flavoring, lab reagent. | 【Refractive Index】
1.50246 (79.8 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. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. | 【Skin】
Get medical aid immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Discard contaminated clothing in a manner which limits further exposure. | 【Eyes】
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. Do NOT allow victim to rub or keep eyes closed. |
| Handling and Storage | Back to Contents | 【Storage】
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep away from strong bases. | 【Handling】
Wash thoroughly after handling. Minimize dust generation and accumulation. Do not get in eyes, on skin, or on clothing. Keep container tightly closed. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Ingestion】
May cause irritation of the digestive tract. | 【Inhalation】
May cause respiratory tract irritation. | 【Skin】
Causes skin burns. | 【Eyes】
Causes eye burns. | 【Hazards】
Contact with metals may evolve flammable hydrogen gas. | 【EC Risk Phrase】
R 36/37/38 | 【EC Safety Phrase】
S 26 36 | 【UN (DOT)】
1805 |
| 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. | 【Poison Class】
4 |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
156 | 【Fire Fighting】
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Dusts at sufficient concentrations can form explosive mixtures with air. Can burn in a fire, releasing toxic vapors. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. | 【Fire Potential】
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
4 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents, strong bases. | 【Decomposition】
Carbon monoxide, carbon dioxide. | 【Combustion Products】
Fire may produce irritating, corrosive and/or toxic gases. |
|
|