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 polystryrene, 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).

Exposure Assessment
Skin Designation (ACGIH)

Yes

Explanatory Notes

Carcinogen--No TLV; Flash point = 290 deg F;

Half Life

No reports found; [TDR, p. 948]

Flammability (NFPA)

1: Must be preheated

Adverse Effects
IARC Carcinogen

Not Classifiable

ACGIH Carcinogen

Suspected Human

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: