2,4-Dichloro-6-nitrophenol

  • 2-Nitro-4,6-dichlorophenol
  • 4,6-Dichloro-2-nitrophenol
  • Phenol, 2,4-dichloro-6-nitro-
Formula
C6H2Cl2(NO2)(OH)
Structure
Description
Brown powder.

Registry Numbers and Inventories.
CAS
609-89-2
EC (EINECS/ELINCS)
210-202-2
RTECS
SL0350000
RTECS class
Agricultural Chemical and Pesticide; Primary Irritant
UN (DOT)
1325
Beilstein/Gmelin
3699832
Beilstein Reference
0-14-00-00521
Japan ENCS (MITI)
Listed

Properties.
Formula
C6H3Cl2NO3
Formula mass
208.00
Melting point, °C
105
Boiling point, °C
243
Vapor pressure, mmHg
0.02 (25 C)
Solubility in water
Slightly soluble
pKa/pKb
4.64 (pKa)
Partition coefficient, pKow
3.41
Heat of vaporization
49.9 kJ/mol

Hazards and Protection.
Storage
Keep away from water.
Handling
All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.
Protection
Wear appropriate safety goggles, protective clothing and gloves.
Respirators
A respiratory protection program that meets OSHA's 29 CFR ß1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant a respirator's use.
Small spills/leaks
Make no contact with the spilled material. ELIMINATE all ignition sources and ground all equipment. With clean shovel place material into clean, dry container and cover loosely; move containers from spill area.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Keep away from strong oxidants.

Fire.
Flash Point,°C
100
Fire fighting
Water Reactive. Material will react with water and may release aflammable and/or toxic gas. Do NOT use water directly on fire.
Fire potential
Flammable/combustible material. May be ignited by friction, heat, sparks or flames.
Combustion products
Fire may produce irritating and/or toxic gases.

Health.
Exposure effects
The toxological properties of this substance have not been fully investigated.
   Inhalation
Toxic by inhalation, in contact with skin and if swallowed.
   Skin
May cause burns.
   Eyes
See Skin.

First aid
 
   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
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
   Eyes
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
1325
Response guide
Hazard class
4.1
Packing Group
II; III