C6H7ClN2
142.58 g/mol
Industrial ChemicalWarning
4-chlorobenzene-1,2-diamine
CAS95-83-0EC202-456-8
Category
Industrial Chemical
Compound Class
Amine
Primary Use
Intermediate in dyes manufacturing
4-Chlorobenzene-1,2-diamine is a chemical compound used primarily as an intermediate in the manufacturing of dyes. It contains an aromatic ring with two amine groups and a chlorine substituent, contributing to its reactivity in organic synthesis.
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.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 95-83-0
Related Compounds
ReferenceSame Category
4-chloro-2-aminophenol
CAS95-85-2
Intermediate for dyes and pigments
ReferenceSame Category
2,5-xylenol
CAS95-87-4
Antioxidant for lubricating oils and gasoline
ReferenceSame Category
Diethyl oxalate
CAS95-92-1
Solvent and chemical intermediate
ReferenceSame Category
Durene
CAS95-93-2
industrial chemical, coal tar component
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H351Suspected of causing cancer
H341Suspected of causing genetic defects
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for 4-chlorobenzene-1,2-diamine (CAS 95-83-0) is 2921.51.
HS code (international, 6-digit)
2921.51
EU CN code (8-digit)
2921 51 19
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-chlorobenzene-1,2-diamine
InChIKey
BXIXXXYDDJVHDL-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1Cl)N)N
Synonyms (28)
- 4JJ
- 1,2-Benzenediamine, 4-chloro-
- 1,2-Diamino-4-chlorobenzene
- 1-chloro-3,4-diaminobenzene
- 2-AMINO-4-CHLOROBENZENAMINE
- 2-AMINO-5-CHLOROANILINE
- 2-Amino-4-chloroaniline
- 3,4-Diamino-1-chlorobenzene
- 3,4-Diaminochlorobenzene
- 3-CHLORO-1,6-PHENYLENEDIAMINE
- 4-CHLORO-1,2-BENZENEDIAMINE
- 4-Chloro-1,2-diaminobenzene
- 4-Chloro-1,2-phenylenediamine
- 4-Chloro-2-aminoaniline
- 4-Chloro-o-phenylenediamine
- 4-Cl-o-PD
- 4-chloro-o-phenylendiamine
- 4-chlorobenzene-1,2-diamine
- 4-chlorophenylenediamine
- 5-chloro-1,2-phenylenediamine
- 5-chloro-2-aminoaniline
- Ursol Olive 6G
- aniline, 2-amino-4-chloro-
- o-Phenylenediamine, 4-chloro-
- p-Chloro-o-phenylenediamine