4-Nitrobenzonitrile

  • 4-Cyano-1-nitrobenzene
  • 4-Cyanonitrobenzene
  • p-Cyanonitrobenzene
  • 4-Nitrobenzenenitrile
  • p-Nitrobenzonitrile
Formula
4(NO2)C6H4CN
Structure
Description
Light yellow to light brown powder.

Registry Numbers and Inventories.
CAS
619-72-7
EC (EINECS/ELINCS)
210-610-0
EC Class
toxic
R 23/24/25
S 28 36/37 45
RTECS
DI4903500
RTECS class
Drug; Mutagen
UN (DOT)
3276
Beilstein/Gmelin
1392357
Swiss Giftliste 1
G-5385
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed

Properties.
Formula
C7H4N2O2
Formula mass
148.12
Melting point, °C
145 - 147
Sublimation point, °C
190 - 192
Solubility in water
Slightly soluble
Partition coefficient, pKow
1.33

Hazards and Protection.
Storage
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Handling
Wash thoroughly after handling. Use only in a well ventilated area. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Do not ingest or inhale.
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.
Small spills/leaks
Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions.
Disposal code
9
Stability
No data.
Incompatibilities
Strong oxidizing agents, strong bases.
Decomposition
Nitrogen oxides, carbon monoxide, carbon dioxide.

Fire.
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. Do NOT use straight streams of water. For small fires, use dry chemical, carbon dioxide, or water spray. For large fires, use water spray, fog or regular foam.
Fire potential
Non-Combustible
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Poison_Class
2
Exposure effects
   Ingestion
May cause irritation of the digestive tract. Poison by ingestion. The toxicological properties of this substance have not been fully investigated.
   Inhalation
Effects may be delayed. May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. May be harmful if inhaled.
   Skin
May cause skin irritation. May be absorbed through the skin in harmful amounts. Effects may be delayed.
   Eyes
May cause eye irritation.

First aid
 
   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.
   Inhalation
Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
   Skin
Get medical aid. Flush skin with plenty of soap and 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.
UN number
3276
Response guide
Hazard class
6.1
Packing Group
I; II; III
 
HS Code
2926 90 95