| Product Identification | Back to Contents | 【Product Name】
2-Pyrrolidinecarboxylic acid | 【Synonyms】
(S)-Proline
2-Pyrrolidinecarboxylic acid
FEMA number 3319
Pro (Iupac abbreviation)
Proline | 【CAS】
147-85-3 | 【Formula】
C5H9NO2 | 【Molecular Weight】
115.13 | 【EINECS】
205-702-2 | 【RTECS】
TW3584000 | 【RTECS Class】
Mutagen | 【Merck】
12,7963 | 【Beilstein/Gmelin】
80810 | 【Beilstein Reference】
5-22-01-00031 |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
Flat needles from alcohol-ether; prisms from water. | 【Solubility in water】
127 g/100 ml (0 C) | 【Melting Point】
149 | 【Boiling Point】
245 | 【Vapor Pressure】
0.006 (25 C) | 【Density】
1.35 g/cm3 (25 C) | 【pKa/pKb】
2.35 (pKa) | 【Partition Coefficient】
-2.37 | 【Heat Of Combustion】
-2746 kJ/mol | 【Usage】
Nutrient &or dietary supplement food additive. |
| First Aid Measures | Back to Contents | 【Ingestion】
If victim is conscious and alert, give 2-4 cupfuls of milk or water. 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】
Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. | 【Eyes】
Immediately 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】
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 skin and eyes. Keep container tightly closed. Avoid ingestion and inhalation. |
| Hazards Identification | Back to Contents | 【Inhalation】
The toxicological properties of this substance have not been fully investigated. | 【Skin】
Low hazard for usual industrial handling. | 【Eyes】
No information regarding eye irritation and other potential effects was found. Contact may cause transient eye irritation. | 【Ingestion】
The toxicological properties of this substance have not been fully investigated. |
| 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】
May cause irritation of the eyes, skin and respiratory tract. Expected to be a low ingestion hazard. |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
106 | 【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. Combustion generates toxic fumes. Extinguishing media: For small fires, use water spray, dry chemical, carbon dioxide or chemical foam. Use agent most appropriate to extinguish fire. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
31 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizers. | 【Decomposition】
Nitrogen oxides, carbon monoxide, carbon dioxide. |
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