| Product Identification | Back to Contents | 【Product Name】
epsilon-Caprolactam | 【Synonyms】
Aminocaproic lactam
Azepan-2-one
epsilon-Caprolactam
Hexahydro-2H-azepin-2-one | 【CAS】
105-60-2 | 【Formula】
C6H11NO | 【Molecular Weight】
113.16 | 【EINECS】
203-313-2 | 【RTECS】
CM3675000 | 【RTECS Class】
Tumorigen; Mutagen; Reproductive Effector; Human Data; Primary Irritant | 【Merck】
13,1767 | 【Beilstein/Gmelin】
106934 | 【Beilstein Reference】
5-21-06-00444 | 【EC Index Number】
613-069-00-2 | 【EC Class】
Harmful; Irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White, crystalline solid or flakes with an unpleasant odor, hygroscopic. | 【Solubility in water】
Miscible | 【Melting Point】
68 - 70 | 【Boiling Point】
266.9 | 【Vapor Pressure】
1 (60 C) | 【Density】
1.022 g/cm3 | 【Heat Of Vaporization】
74.10 kJ/mol | 【Heat Of Combustion】
-3604 kJ/mol | 【Usage】
Manufacture synthetic fibers of the polyamide type (perlon), solvent for high mol wt polymers. | 【Vapor Density】
3.91 | 【Saturation Concentration】
1.32 ppm (0.0001%) at 20 C (calculated) | 【Odor threshold】
0.3 mg/m3 | 【Refractive Index】
1.4965 (20 C) |
| First Aid Measures | Back to Contents | 【Ingestion】
Do NOT induce vomiting. 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】
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. | 【Skin】
Get medical aid immediately. 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】
Store in a cool, dry place. Store in a tightly closed container. | 【Handling】
Wash thoroughly after handling. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Use only in a chemical fume hood. |
| Hazards Identification | Back to Contents | 【Inhalation】
Causes respiratory tract irritation. Toxic if inhaled. | 【Skin】
Causes skin irritation. May be absorbed through the skin in harmful amounts. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material. May cause dermatitis. | 【Eyes】
Vapors cause eye irritation. | 【Ingestion】
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed. | 【Hazards】
Toxic oxides of nitrogen | 【EC Risk Phrase】
R 20/22 36/37/38 |
| 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 neurological symptoms. | 【Exposure limit(s)】
NIOSH REL: Dust: TWA 1 mg/m3 ST 3 mg/m3 Vapor: TWA 0.22 ppm (1 mg/m3) ST 0.66 ppm (3 mg/m3) | 【Poison Class】
4 |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
152 | 【Autoignition】
395 | 【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 appropriate foam. | 【Upper exp. limit】
8 | 【Lower exp. limit】
1.4 |
| Accidental Release Measures | Back to Contents | 【Small spills/leaks】
Wash area with soap and water. Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
3 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents, strong bases. | 【Decomposition】
Nitrogen oxides, carbon monoxide, carbon dioxide. | 【Combustion Products】
Toxic oxides of nitrogen |
|
|