Product Identification | Back to Contents | 【Product Name】
4,4'-Dipyridyl | 【Synonyms】
4-(4-Pyridyl)pyridine 4,4'-Dipyridine 4,4'-Dipyridyl 4-Pyridin-4-ylpyridine | 【CAS】
553-26-4 | 【Formula】
C10H8N2 | 【Molecular Weight】
156.19 | 【EINECS】
209-036-3 | 【RTECS】
DW1760000 | 【RTECS Class】
Other | 【Merck】
13,3383 | 【Beilstein/Gmelin】
113176 | 【Beilstein Reference】
5-23-08-00028 | 【EC Class】
toxic |
Physical and Chemical Properties | Back to Contents | 【Appearance】
Off-white solid. | 【Solubility in water】
Slightly soluble | 【Melting Point】
78 | 【Boiling Point】
305 | 【Vapor Pressure】
0.0015 (25 C) | 【pKa/pKb】
10.73 (pKb) | 【Partition Coefficient】
1.2 | 【Heat Of Vaporization】
52.3 kJ/mol | 【Usage】
Intermediate product. |
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 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】
Get medical aid immediately. 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 immediately. |
Handling and Storage | Back to Contents | 【Storage】
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. | 【Handling】
Wash thoroughly after handling. Use only in a well ventilated area. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. |
Hazards Identification | Back to Contents | 【Ingestion】
Harmful if swallowed. Causes gastrointestinal irritation with nausea, vomiting and diarrhea. | 【Inhalation】
Inhalation of dust may cause respiratory tract irritation. | 【Skin】
May cause skin irritation. | 【Eyes】
May cause eye irritation. | 【Hazards】
Contact with metals may evolve flammable hydrogen gas. | 【EC Risk Phrase】
R 20/21 25 36/37/38 | 【EC Safety Phrase】
S 22 26 36/37/39 45 | 【UN (DOT)】
2811 |
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】
3 |
Fire Fighting Measures | Back to Contents | 【Flash Point】
104 | 【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. | 【Fire Potential】
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. |
Stability and Reactivity | Back to Contents | 【Disposal Code】
3 | 【Stability】
Stable under normal temperatures and pressures. | 【Incompatibilities】
Strong oxidizing agents, strong acids. | 【Decomposition】
Nitrogen oxides, carbon monoxide, carbon dioxide. | 【Combustion Products】
Fire may produce irritating, corrosive and/or toxic gases. |
|
Company Name: |
J & K SCIENTIFIC LTD. |
Tel: |
010-82848833 400-666-7788 |
Fax: |
86-10-82849933 |
WebSite: |
http://www.jkchemical.com |
|