3-Chloro-4-nitrotoluene

  • 2-Chloro-4-methyl-1-nitrobenzene
  • 5-Methyl-2-nitrochlorobenzene
  • 1-Chloro-5-methyl-2-nitrobenzene
Formula
C7H6ClNO2
Structure
Description
Hygroscopic solid.

Registry Numbers and Inventories.
CAS
38939-88-7
EC (EINECS/ELINCS)
254-199-6
R: 20/21/22 36/37/38
S: 26 37/39
Japan ENCS (MITI)
Listed

Properties.
Formula
C7H6ClNO2
Formula mass
171.58
Melting point, °C
24
Boiling point, °C
273
Vapor pressure, mmHg
0.01 (25 C)
Density
1.324 g/cm3 (20 C)
Solubility in water
Insoluble
Partition coefficient, pKow
2.80
Heat of vaporization
49.1 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Protection
Wear chemical safety goggles, chemical 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
Strong oxidizing agents, water/moisture.
Decomposition
Hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
119
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
Harmful if swallowed. May cause irritation of the digestive tract.
   Inhalation
Harmful if inhaled. Causes respiratory tract irritation.
   Skin
Causes skin irritation. Harmful if absorbed through the skin.
   Eyes
Causes eye 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.