2,4,5-Trichloroaniline

  • 2,4,5-Trichlorobenzenamine
Formula
2,4,5-(Cl)3C6H2NH2
Structure
Description
Brown - gray solid

Registry Numbers and Inventories.
CAS
636-30-6
EC (EINECS/ELINCS)
211-254-9
EC Index Number
612-010-00-8
EC Class
toxic, dangerous for the environment
R 23/24/25 33 50/53
S 28 36/37 45 60 61
UN (DOT)
2811
Beilstein/Gmelin
879091
Beilstein Reference
4-12-00-01277
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C6H4Cl3N
Formula mass
196.46
Melting point, °C
93 - 96
Boiling point, °C
270
Vapor pressure, mmHg
0.007 (25 C)
Solubility in water
0.094 g/L
pKa/pKb
13.04 (pKb)
Partition coefficient, pKow
3.45
Heat of vaporization
50.8 kJ/mol
Heat of combustion
-2942 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Protection
Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent 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.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container.
Disposal code
9
Incompatibilities
Acids, acid chlorides, strong oxidizing agents, chloroformates, acid anhydrides.
Decomposition
Hydrogen chloride, carbon monoxide, oxides of nitrogen, carbon dioxide.

Fire.
Flash Point,°C
125
Autoignition, °C
>500
Fire fighting
Wear approved SCBA in full pressure-demand and full protective gear. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Health.
Exposure effects
   Ingestion
Poison by ingestion. Effects may be delayed 2 to 4 hours. Methemoglobinemia is characterized by dizziness, drowsiness, headache, breath shortness, cyanosis with bluish skin, rapid heart rate and chocolate-brown colored blood.
   Inhalation
May cause effects similar to those described for ingestion. Toxic if inhaled.
   Skin
Toxic in contact with skin.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
Get medical aid immediately. Wash mouth out with water.
   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. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid immediately.

Transport.
UN number
2811
Response guide
Hazard class
6.1
Packing Group
I; II; III
 
HS Code
2921 42 10