| Product Identification | Back to Contents | 【Product Name】
2-Pyridinecarboxylic acid | 【Synonyms】
2-Carboxypyridine
2-Pyridinecarboxylic acid
2-Pyridylcarboxylic acid
a-Pyridinecarboxylic acid
o-Pyridinecarboxylic acid
Pyridine-2-carboxylic acid | 【CAS】
98-98-6 | 【Formula】
C6H5NO2 | 【Molecular Weight】
123.11 | 【EINECS】
202-719-7 | 【RTECS】
TJ7344000 | 【RTECS Class】
Other | 【Merck】
12,7557 | 【Beilstein/Gmelin】
109595 | 【Beilstein Reference】
5-22-02-00003 | 【EC Class】
irritant |
| Physical and Chemical Properties | Back to Contents | 【Appearance】
White solid. | 【Solubility in water】
Very soluble | 【Melting Point】
134 - 137 | 【Boiling Point】
293 | 【Vapor Pressure】
0.001 (25 C) | 【Density】
1.49 g/cm3 | 【pKa/pKb】
0.92 (pKa) | 【Partition Coefficient】
.81 | 【Heat Of Vaporization】
56.2 kJ/mol | 【Heat Of Combustion】
-2738 kJ/mol | 【Usage】
Natural chelator of the vital trace elements chromium, zinc, manganese, copper, iron, and molybdenum. |
| 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】
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. | 【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 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. Use with adequate ventilation. 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】
No information regarding skin irritation and other potential effects was found. | 【Eyes】
No information regarding eye irritation and other potential effects was found. | 【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. |
| Fire Fighting Measures | Back to Contents | 【Flash Point】
131 | 【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. |
| Stability and Reactivity | Back to Contents | 【Disposal Code】
4 | 【Incompatibilities】
Acids, bases, oxidizing agents, reducing agents. | 【Stability】
Stable under normal temperatures and pressures. | 【Decomposition】
Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, nitrogen. |
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