| Product Identification | Back to Contents | 【Product Name】
2-Piperidone | 【Synonyms】
delta-Valerolactam
Piperidin-2-one | 【CAS】
675-20-7 | 【Formula】
C5H9NO | 【Molecular Weight】
99.13 | 【EINECS】
211-622-9 | 【RTECS】
TO0110000 | 【RTECS Class】
Drug | 【Beilstein/Gmelin】
106434 | 【Beilstein Reference】
5-21-06-00396 | 【EC Class】
irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White chunks. | 【Solubility in water】
Very soluble | 【Melting Point】
35 - 38 | 【Boiling Point】
256 | 【Vapor Pressure】
0.016 (25 C) | 【Density】
1.073 g/cm3 (40 C) | 【Partition Coefficient】
-.89 | 【Heat Of Vaporization】
49.4 kJ/mol |
| 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. | 【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】
Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances. | 【Handling】
Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Ingestion】
The toxicological properties of this substance have not been fully investigated. | 【Inhalation】
The toxicological properties of this substance have not been fully investigated. | 【Skin】
May cause skin irritation. | 【Eyes】
May cause eye irritation. | 【Hazards】
During a fire, irritating and highly toxic gasesmay be generated by thermal decomposition or combustion. | 【EC Risk Phrase】
R 36 | 【EC Safety Phrase】
S 24/25 |
| 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】
133 | 【Autoignition】
335 | 【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 appropriate foam. | 【Upper exp. limit】
8.7 | 【Lower exp. limit】
1.5 |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
3 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents. | 【Decomposition】
Nitrogen oxides, carbon monoxide, carbon dioxide. |
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