| Product Identification | Back to Contents | 【Product Name】
4-Acetamidophenol | 【Synonyms】
4-Acetamidophenol
Abensanil
Acetagesic
Acetaminofen
p-Acetamidophenol
p-Acetaminophenol | 【CAS】
103-90-2 | 【Formula】
C8H9NO2 | 【Molecular Weight】
151.16999999999999 | 【EINECS】
203-157-5 | 【RTECS】
AE4200000 | 【RTECS Class】
Tumorigen; Drug; Mutagen; Reproductive Effector; Human Data | 【Merck】
13,48 | 【Beilstein/Gmelin】
2208089 | 【Beilstein Reference】
4-13-00-01091 | 【EC Class】
harmful, dangerous for the environment |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Colorless crystals or crystalline powder, odorless. | 【Solubility in water】
Insoluble | 【Melting Point】
168 | 【Boiling Point】
388 | 【Vapor Pressure】
1E-6 (25 C) | 【Density】
1.34 g/cm3 | 【pKa/pKb】
9.86 (pKa) | 【Partition Coefficient】
.82 | 【Heat Of Vaporization】
66.2 kJ/mol | 【Usage】
Manufacture azo dyes, analgesic. |
| First Aid Measures | Back to Contents | 【Ingestion】
Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or 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】
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】
Store in a cool, dry place. Keep container closed when not in use. | 【Handling】
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Inhalation】
May cause respiratory tract irritation. | 【Skin】
May cause skin irritation. | 【Eyes】
May cause eye irritation. | 【Ingestion】
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. Human systemic effects by ingestion: changes in exocrine pancreas, diarrhea, nausea, irritability, somnolence, general anesthesia, fever, hepatitis, kidney tubule damage. | 【EC Risk Phrase】
R 22 36/37/38 | 【EC Safety Phrase】
S 26 36/37/39 |
| 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 and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. | 【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】
May cause cancer in humans. | 【Poison Class】
3 |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
188 | 【Autoignition】
540 | 【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, dry chemical, chemical foam, or alcohol-resistant foam. | 【Fire Potential】
This material is probably combustible. |
| Stability and Reactivity | Back to Contents | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents. | 【Decomposition】
Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen. |
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