4-Nitrobiphenyl

  • p-Nitrobiphenyl
  • 4-Phenyl-nitrobenzene
  • p-Nitrodiphenyl
  • 4-Nitrodiphenyl
Formula
C12H9NO2
Structure
Description
White to yellow needle-like crystalline solid with a sweetish odor.
Uses
Formerly in prepn of p-biphenylamine.

Registry Numbers and Inventories.
CAS
92-93-3
EC (EINECS/ELINCS)
202-204-7
EC Index Number
609-039-00-3
EC Class
Carcinogenic Category 2; Dangerous for the Environment
RTECS
DV5600000
RTECS class
Tumorigen; Mutagen
UN (DOT)
2811
Merck
12,6690
Beilstein/Gmelin
1910956
Beilstein Reference
4-05-00-01823
EPA OPP
203602
Swiss Giftliste 1
G-2645
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C12H9NO2
Formula mass
199.21
Melting point, °C
114
Boiling point, °C
340
Vapor pressure, mmHg
0.0002 (25 C)
Solubility in water
Insoluble
Partition coefficient, pKow
3.77
Heat of vaporization
56.0 kJ/mol
Heat of combustion
-6064 kJ/mol

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container.
Handling
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use only in a well ventilated area. Avoid contact with skin and eyes. Do not ingest or inhale. Use only in a chemical fume hood.
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
Vacuum or sweep up material and place into a suitable disposal container.
Stability
Stable under normal shipping and handling conditions.
Incompatibilities
Strong bases - strong oxidizing agents.
Decomposition
Nitrogen oxides, carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
143
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.
Fire potential
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Hazards
Contact with metals may evolve flammable hydrogen gas.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
2
 
Flammability
1
 
 
Reactivity
0
 

Health.
Exposure limit(s)
NIOSH: Potential Occupational Carcinogen.
Carcinogin
O, G-A2, CP65
Poison_Class
1*
Exposure effects
May cause cancer according to animal studies.
   Ingestion
May cause central nervous system depression, kidney damage, and liver damage. Symptoms may include: headache, excitement, fatigue, nausea, vomiting, stupor, and coma. May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
   Inhalation
Inhalation of high concentrations may cause central nervous system effects characterized by headache, dizziness, unconsciousness and coma. Causes respiratory tract irritation. May cause pulmonary edema and severe respiratory disturbances.
   Skin
May cause skin irritation. May be absorbed through the skin in harmful amounts.
   Eyes
May cause eye irritation.

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. 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 eyelids. Get medical aid immediately.

Transport.
UN number
2811
Response guide
Hazard class
6.1
Packing Group
I; II; III
 
USCG CHRIS Code
NBP