4-Nitrobiphenyl
Agent Name
4-Nitrobiphenyl
Alternative Name
4-Nitrodiphenyl
CAS Number
92-93-3
Formula
C12-H9-N-O2
Major Category
Nitrogen Compounds
Synonyms
4-Nitrodiphenyl; 1,1'-Biphenyl, 4-nitro-; 1-Nitro-4-phenylbenzene; 4-Nitro-1,1'-biphenyl; 4-Nitrobiphenyl; 4-Nitrodiphenyl; 4-Phenyl-nitrobenzene; Ba 2794; Biphenyl, 4-nitro-; PNB; p-Nitrobiphenyl; p-Nitrodiphenyl; p-Phenyl-nitrobenzene; [ChemIDplus]
Category
Nitros, Aromatic
Description
White to yellow, needle-like, crystalline solid with a sweetish odor; [NIOSH]
Sources/Uses
Used as a plasticizer for resins and polystyrene, a fungicide for textiles, and a wood preservative; [ACGIH] Used in the production of 4-Aminobiphenyl, a confirmed bladder carcinogen; [IARC] Formerly used in the production of 4-Aminobiphenyl; [Merck Index]
Comments
A metabolite of 4-nitrodiphenyl (4-aminodiphenyl) is a recognized bladder carcinogen. Therefore, 4-nitrodiphenyl is classified as a suspected human carcinogen, without an assigned TLV. [ACGIH]
Restricted
See "carcinogens" in 29CFR1910.1003 (Code of Federal Regulations).
Biomedical References
Exposure Assessment
Skin Designation (ACGIH)
Yes
Explanatory Notes
Carcinogen--No TLV; Flash point = 290 deg F;
Half Life
No reports found; [TDR, p. 948]
NFPA
must be preheated
Adverse Effects
IARC Carcinogen
Not classifiable
ACGIH Carcinogen
Suspected Human
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: