1,2-Diamino-4-nitrobenzene

Synonyms

1,2-Benzenediamine, 4-nitro-; 2-Amino-4-nitroaniline; 3,4-Diaminonitrobenzene; 4-N-o-PDA; 4-NO; 4-Nitro-1,2-benzenediamine; 4-Nitro-1,2-diaminobenzene; 4-Nitro-1,2-fenylendiamin [Czech]; 4-Nitro-1,2-phenylenediamine; 4-Nitro-o-phenylene-diamine; 4-Nitro-para-phenylenediamine; 4-Nitrophenylenediamine; 4-NOP; 4-NOPD; 4NDB; C.I. 76020; CI 76020; p-Nitro-o-phenylenediamine; [ChemIDplus]

Category

Nitroanilines

Description

Dark red solid; [Merck Index] Brown or dark red crystalline powder; [MSDSonline]

Sources/Uses

Used as a dye in semi-permanent and permanent hair coloring products; as a colorimetric reagent for determination of ascorbic and dehydroascorbic acids in foods; as a chelating agent for the gas chromatographic determination of selenium in biological materials; [HSDB] Reagent for alpha-keto acids; [Merck Index]

Comments

May cause skin sensitization; [ICSC] A skin, eye, mucous membrane, and respiratory tract irritant; Highly toxic by ingestion and inhalation; [CAMEO] An irritant; May cause skin sensitization; [MSDSonline] Search PubMed for name and CAS#: no results;

Biomedical References

0.000109 mm Hg

Explanatory Notes

VP from ChemIDplus;

Yes

Not classifiable

Diseases

Occupational diseases associated with exposure to this agent:

• Contact dermatitis, allergic

Processes

Industrial Processes with risk of exposure:

• Dressing Hair