C7H12N2O4S
220.25 g/mol
Dye & PigmentDanger
2,5-Diaminotoluene sulfate
CAS615-50-9EC210-431-8
Category
Dye & Pigment
Compound Class
Amine
Primary Use
Ingredient in hair dyes and fur dyes
2,5-Diaminotoluene sulfate is a chemical compound used as an ingredient in hair dyes and fur dyes. It is commonly found in permanent hair color formulations and bleach-toner products.
Hair dyesBleach-toner formulasBrown fur dyes
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
StrongSame Parent
Toluene-2,5-diamine
CAS95-70-5
Hair dye intermediate
ReferenceSame Category
2-chloro-p-phenylenediamine
CAS615-66-7
component in hair dyes
ReferenceSame Category
Manganese acetate tetrahydrate
CAS6156-78-1
Mordant in dyeing and pigment
ReferenceSame Category
4-Methylmetanilic acid
CAS618-03-1
Dye intermediate
ReferenceSame Category
4-nitroanthranilic acid
CAS619-17-0
dye intermediate
Safety Reference
Danger
H301Toxic if swallowed
H312Harmful in contact with skin
H317May cause an allergic skin reaction
H332Harmful if inhaled
H411Toxic to aquatic life with long lasting effects
H319Causes serious eye irritation
H373May cause damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H320Causes eye irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 2,5-Diaminotoluene sulfate (CAS 615-50-9) 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
2-methylbenzene-1,4-diamine;sulfuric acid
InChIKey
KZTWOUOZKZQDMN-UHFFFAOYSA-N
SMILES
CC1=C(C=CC(=C1)N)N.OS(=O)(=O)O
Synonyms (37)
- 2,5-Diaminotoluene sulfate
- 2,5-Diaminotoluene sulphate
- 2,5-TDS
- 2,5-Toluenediamine sulfate
- C.I. 76043 (VAN)
- C.I. Oxidation Base 4
- COLOREX 25DTS
- Fouramine STD
- JAROCOL TDS
- P-TOLUENEDIAMINE SULFATE
- PARA-TOLYLENEDIAMINE SULPHATE
- PARATOLUENEDIAMINE SULFATE
- Rodol BLFX
- Toluene-2, sulfate
- Toluene-2,5-diamine sulfate
- Toluene-2,5-diamine sulphate
- Toluylene-2,5-diamine sulfate
- Tolylene-2,5-diamine Sulfate
- p-Diaminotoluene sulfate
- p-Toluenediamine sulphate
- p-Toluylenediamine sulfate
- p-Toluylenediamine sulphate
- p-Tolylenediamine sulfate
- p-Tolylenediamine sulphate
- para-Toluenediamine sulphate
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