2,6-Dichloro-3-pyridinamine

  • 2,6-Dichloropyridin-3-amine
  • 3-Amino-2,6-dichloropyridine
  • 2,6-Dichloropyridin-3-ylamine
Formula
C5H4Cl2N2
Structure
Description
Beige crystals.

Registry Numbers and Inventories.
CAS
62476-56-6
EC (EINECS/ELINCS)
263-559-1
R: 36/37/38
S: 26 37/39

Properties.
Formula
C5H4Cl2N2
Formula mass
163.01
Melting point, °C
119
Boiling point, °C
305
Vapor pressure, mmHg
8.3E-4 (25 C)
Density
1.497 g/cm3 (20 C)
Solubility in water
Insoluble
pKa/pKb
14.01 (pKb)
Partition coefficient, pKow
1.94
Heat of vaporization
54.6 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Store under an inert atmosphere.
Protection
Safety goggles, chemically resistant gloves and protective clothing.
Respirators
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Incompatibilities
Oxidizing agents, acids, acid chlorides.
Decomposition
Hydrogen chloride, chlorine, nitrogen oxides, carbon monoxide, carbon dioxide, acrid smoke and fumes.

Fire.
Flash Point,°C
139
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Use water spray, dry chemical, carbon dioxide, or chemical foam to extinguish.

Health.
Exposure effects
   Ingestion
May cause irritation of the digestive tract. May be harmful if swallowed.
   Inhalation
Causes respiratory tract irritation. May be harmful if inhaled.
   Skin
Causes irritation. May be harmful if absorbed through the skin.
   Eyes
Causes irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure and move 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 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.

Transport.