2-Chloropyridine(109-09-1)
Physical and Chemical Properties
Appearance
Clear, colorless to light yellow, oily liquid.
Solubility in water
10-50 mg/ml
Melting Point
-46
Boiling Point
166
Vapor Pressure
0.015 (-30 C)
Density
1.205 g/cm3 (20 C)
pKa/pKb
0.49(at 25℃) (pKa)
Partition Coefficient
1.6
Heat Of Vaporization
51.0 kJ/mol
Heat Of Combustion
-2616 kJ/mol
Usage
Used to make other chemicals.
Vapor Density
3.93
Refractive Index
1.5320 (20 C)
First Aid Measures
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. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
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
Storage
Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Handling
Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Empty containers retain product residue, (liquid and/or vapor), and can be dangerous. Keep container tightly closed. Avoid contact with heat, sparks and flame. Avoid ingestion and inhalation. Use with adequate ventilation. Do not pressurize, cut, weld, braze, solder, drill, grind, or expose empty containers to heat, sparks or open flames.
Hazards Identification
Ingestion
Causes gastrointestinal tract irritation.
Inhalation
Causes respiratory tract irritation.
Skin
Causes severe skin irritation. May be fatal if absorbed through the skin.
Eyes
Causes eye irritation.
Hazards
When heated, vapors may form explosive mixtures with air: indoors, outdoors, and sewers explosion hazards. May polymerize explosively when heated or involved in a fire. Contact with metals may evolve flammable hydrogen gas. Containers may explode when heated. Runoff may pollute waterways. Substance may be transported in a molten form.
EC Risk Phrase
R 23/24/25 36/37/38
EC Safety Phrase
S 26 36/37/39 45
UN (DOT)
2822
Exposure Controls/Personal Protection
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.
Fire Fighting Measures
Flash Point
64
Autoignition
585
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. Use water spray to keep fire-exposed containers cool. Combustible Liquid. Containers may explode when heated. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam. Use water spray to cool fire-exposed containers.
Fire Potential
May burn but does not ignite readily.
Stability and Reactivity
Disposal Code
9
Incompatibilities
Oxidizing agents
Stability
Stable under normal temperatures and pressures.
Decomposition
Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide, nitrogen, chlorine, phosgene gas.
Combustion Products
Fire may produce irritating, corrosive and/or toxic gases.
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