4-Aminoazobenzene

4-Aminoazobenzene

Formula	CAS
C12H11N3	60-09-3

Background
4-Aminoazobenzene is an intermediate in the production of diazo dyes such as Aniline Yellow, azo dyes and indulines (asphalt additive). The patch test solution of 4-Aminoazobenzene 1% may be used as screener for allergies to azo dyes. Cross reactions possible with para-amino compounds.

Synonyms
4-Aminoazobenzene
4-(Phenylazo)benzenamine
p-Aminoazobenzene
C.I. Solvent Yellow 1
p-(Phenylazo)aniline
p-Aminodiphenylimide
Solvent Yellow 1
Aniline yellow
C.I. 11000

Uses
Pigments
Colourant for lacquers, glazes, waxes, varnish, oil paints, styrene resins
Intermediate for the production of Aniline Yellow, azo dyes and indulines (asphalt additive)
Dyes (Diazo) in nylons, textiles and leather.
Not used in cosmetics
Newsprint (colored)

Cross-Reactions
Para-amino group of compounds

Unusual Reactions

Back to list of contact allergens

Referenties

1.	Thierbach MA, Geursen-Reitsma AM, van Joost T. Sensitization to azo dyes: negative patch tests to yellow and red azo dyes in printed paper. Contact Dermatitis 1992;27(1):22-26.
2.	Saha M, Srinivas CR, Shenoy SD, Balachandran C, Acharya S. Footwear dermatitis. Contact Dermatitis 1993;28(5):260-264.

Author(s):
Allergology: background information on allergens.

31-12-2015 (JRM) - www.skin-diseases.eu