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Intermediate in organic synthesis of dyes and polymers
2,4-Diaminotoluene is an industrial chemical primarily used as an intermediate in organic synthesis. According to an independent committee of scientific and health experts, it can cause cancer.
Intermediate in organic synthesis of dyes and polymersChain extender and cross-linker in polyurethane productionUsed in hair dye products
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.
Safety Reference
Toxic
Harmful
Health Hazard
Environmental Hazard
Danger
H301Toxic if swallowed
H312
Customs Tariff Classification
The international HS code for 2,4-Diaminotoluene (CAS 95-80-7) 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-methylbenzene-1,3-diamine
InChIKey
VOZKAJLKRJDJLL-UHFFFAOYSA-N
SMILES
CC1=C(C=C(C=C1)N)N
Synonyms (79)
1,3-Benzenediamine, 4-methyl-
1,3-Diamino-4-methylbenzene
1-Methyl-2,4-phenylenediamine
2,4-DAT
2,4-Diamino-1-methylbenzene
2,4-Diamino-1-toluene
2,4-Diaminotoluen
2,4-Diaminotoluen [Czech]
2,4-Diaminotoluene
2,4-Diaminotoluol
2,4-Tolamine
2,4-Toluenediamine
2,4-Toluylenediamine
2,4-Tolylenediamine
3-Amino-p-toluidine
3-Amino-para-toluidine
3-amino-4-methylaniline
4-Methyl-1,3-benzenediamine
4-Methyl-1,3-phenylenediamine
4-Methyl-m-phenylenediamine
4-m-Tolylenediamine
4-methylbenzene-1,3-diamine
5-Amino-o-toluidine
Azogen developer H
Benzofur MT
Brown for Fur T
C.I. Oxidation Base
C.I. Oxidation Base 35
C.I. Oxidation base 20
C.I. Oxidation base 200
Developer 14
Developer B
Developer DB
Developer DBJ
Developer MC
Developer MT
Developer MT-CF
Developer T
Developer mtd
Eucanine GB
Fouramine
Fouramine J
Fourrine 94
Fourrine M
Nako TMT
Pelagol Grey J
Pelagol J
Pontamine Developer TN
Renal MD
TOLUENE-2,4-DIAMINE
TOLUENEDIAMINE ISOMERS
Tertral G
Toluenediamine
Toluenediamine, o-
Tolylene-2,4-diamine
Zoba GKE
Zogen developer H
m-Toluenediamine
m-Toluylendiamin
m-Toluylendiamin [Czech]
m-Toluylenediamine
m-Tolyenediamine
m-Tolylenediamine
meta Toluylene diamine
meta-Tolylenediamine
methylphenylene diamine
toluylendiamin
toluylenediamine
Harmful in contact with skin
H317May cause an allergic skin reaction
H341Suspected of causing genetic defects
H350May cause cancer
H373May cause damage to organs through prolonged or repeated exposure
H411Toxic to aquatic life with long lasting effects
H319Causes serious eye irritation
H361Suspected of damaging fertility or the unborn child
H335May cause respiratory irritation
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
