C7H8ClN
141.6 g/mol
Dye & PigmentDanger
4-Chloro-2-toluidine
CAS95-69-2EC202-441-6
Category
Dye & Pigment
Compound Class
Amine
Primary Use
Intermediate for azo dyes and pigments
4-Chloro-2-toluidine, also known as p-chloro-o-toluidine, is an aromatic amine historically used as an intermediate in the production of azo dyes and pigments. According to the World Health Organization's International Agency for Research on Cancer (IARC) and the U.
Intermediate for azo dyes and pigmentsIntermediate for the manufacture of chlordimeform (an acaricide and insecticide)
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 95-69-2
Related Compounds
ApplicationSame Use
3,3'-dichlorobenzidine dihydrochloride
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Intermediate for azo dyes and pigments
ApplicationSame Use
O-nitroaniline
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Intermediate for azo dyes and pigments
ApplicationSame Use
3-hydroxy-2-naphthoic acid
CAS92-70-6
Intermediate for azo dyes and pigments
ReferenceSame Category
Toluene-2,5-diamine
CAS95-70-5
Hair dye intermediate
ReferenceSame Category
5-chloro-O-toluidine
CAS95-79-4
intermediate for organic dyestuffs
ReferenceSame Category
2,5-dichloroaniline
CAS95-82-9
Dye and pigment intermediate
ReferenceSame Category
2-amino-4-methylphenol
CAS95-84-1
intermediate for dyes and organic chemicals
Safety Reference
Danger
H301Toxic if swallowed
H311Toxic in contact with skin
H331Toxic if inhaled
H341Suspected of causing genetic defects
H350May cause cancer
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H302Harmful if swallowed
H312Harmful in contact with skin
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for 4-Chloro-2-toluidine (CAS 95-69-2) is 2921.43.
HS code (international, 6-digit)
2921.43
EU CN code (8-digit)
2921 43 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-chloro-2-methylaniline
InChIKey
CXNVOWPRHWWCQR-UHFFFAOYSA-N
SMILES
CC1=C(C=CC(=C1)Cl)N
Synonyms (55)
- 2-Amino-5-chlorotoluene
- 2-Methyl-4-chloroaniline
- 3-Chloro-6-aminotoluene
- 4-CHLORO-O-TOLUIDINE
- 4-Chloro-2-methylaniline
- 4-Chloro-2-methylbenzenamine
- 4-Chloro-2-methylbenzeneamine
- 4-Chloro-2-toluidine
- 4-Chloro-6-methylaniline
- 4-Chloro-ortho-toluidine
- 4-chloro-2-methylphenylamine
- 4-chloro-o-methylaniline
- 5-Chloro-2-aminotoluene
- Amarthol Fast Red TR Base
- Azoene Fast Red TR Base
- Brentamine Fast Red TR Base
- Caswell No. 216H
- Daito Red Base TR
- Dasatinib Impurity P
- Deval Red K
- Deval Red TR
- Devol Red K (Salt/Mix)
- Diazo Fast Red TRA
- Fast Red 5CT Base
- Fast Red Base TR
- Fast Red TR Base
- Fast Red TR-T Base
- Fast Red TRO Base
- Fast Red Tr11
- Kako Red TR Base
- Kambamine Red TR
- Kromon Green B (Salt/Mix)
- Mitsui Red TR Base
- NCI-C02368 (Salt/Mix)
- Neutrosel Red TRVA (Salt/Mix)
- Red Base Ciba IX
- Red Base Irga IX
- Red Base NTR
- Red TR base
- Sanyo Fast Red TR Base
- Tulabase Fast Red TR
- aniline, 4-chloro-2-methyl-
- o-Toluidine, 4-chloro-
- p-Chloro-o-toluidine