C6H6BrN
172.02 g/mol
Dye & PigmentDanger
4-Bromoaniline
CAS106-40-1EC203-393-9
Category
Dye & Pigment
Compound Class
Amine
Primary Use
Preparation of azo dyes
4-Bromoaniline is an organic compound consisting of an aniline molecule with a bromine atom substituted at the para position. It is commercially available and commonly used as a building block in organic synthesis, for example in the preparation of monobrominated biphenyl via the Gomberg–Bachmann reaction.
Building block for organic synthesisPreparation of azo dyesSynthesis of monobrominated biphenyl
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
4-chloroaniline
CAS106-47-8
Chemical intermediate for dyes
ReferenceSame Category
4-methylbenzenamine
CAS106-49-0
Intermediate for dyes manufacture
ReferenceSame Category
P-phenylenediamine
CAS106-50-3
hair dye and dye intermediate
ReferenceSame Category
Amido black 10B
CAS1064-48-8
textile and leather dye
Referencestereoisomer of
4-BROMOANILINE-2,3,5,6-D4
CAS61357-76-4
research compound
Safety Reference
Danger
H302Harmful if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
H373May cause damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 4-Bromoaniline (CAS 106-40-1) is 2921.42.
HS code (international, 6-digit)
2921.42
EU CN code (8-digit)
2921 42 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
4-bromoaniline
InChIKey
WDFQBORIUYODSI-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1N)Br
Synonyms (23)
- 4-Bromanilinu
- 4-Bromanilinu [Czech]
- 4-Bromoaniline
- 4-Bromoaniline, >=99.0% (GC)
- 4-Bromoaniline, for synthesis
- 4-Bromobenzenamine
- 4-Bromobenzeneamine
- 4-aminobromobenzene
- 4-bromophenylamine
- 4-brornoaniline
- AC-907/25014110
- Aniline, p-bromo-
- BROMOANILINE, P-
- Benzenamine, 4-bromo-
- P-BROMOANILINE
- Phloroglucinol Impurity 22
- R4 4-bromoaniline
- aniline, 4-bromo-
- p-Bromophenylamine
- parabromoaniline
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