C8H14N2O4S
234.28 g/mol
Dye & PigmentDanger
N,N-Dimethyl-p-phenylenediamine sulfate
CAS6219-73-4EC208-636-2
Category
Dye & Pigment
Compound Class
Amine
Primary Use
Oxidation base for hair dyes
N,N-Dimethyl-p-phenylenediamine sulfate is a chemical compound primarily used as an oxidation base in hair dye formulations. It is listed as an extremely hazardous substance under U.
Oxidation base for hair 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
N,N-Dimethyl-1,4-phenylenediamine oxalate
CAS62778-12-5
Photographic color developer intermediate
StrongSame Parent
4-Amino-N,N-dimethylaniline dihydrochloride
CAS536-46-9
photographic developer intermediate
StrongSame Parent
N,N-dimethyl-p-phenylenediamine sulfate
CAS536-47-0
Oxidation base for hair dyes
ReferenceSame Category
Direct violet 9
CAS6227-14-1
direct dye for textiles
ReferenceSame Category
C.I. Direct Violet 35
CAS6227-20-9
Direct dye for textiles
ReferenceSame Category
4-chlorobenzonitrile
CAS623-03-0
Intermediate for red pigment production
ReferenceSame Category
4-amino-2,7-naphthalenedisulfonic acid
CAS6251-07-6
dye intermediate
Safety Reference
Danger
H301Toxic if swallowed
H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H331Toxic if inhaled
H335May cause respiratory irritation
H317May cause an allergic skin reaction
H330Fatal if inhaled
Customs Tariff Classification
The international HS code for N,N-Dimethyl-p-phenylenediamine sulfate (CAS 6219-73-4) is 2921.51.
HS code (international, 6-digit)
2921.51
EU CN code (8-digit)
2921 51 90
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-N,4-N-dimethylbenzene-1,4-diamine;sulfuric acid
InChIKey
GLUKPDKNLKRLHX-UHFFFAOYSA-N
SMILES
CN(C)C1=CC=C(C=C1)N.OS(=O)(=O)O
Synonyms (25)
- BASF URSOL GREY DM
- BASF URSOL GREY DMG
- CI 76076
- CI OXIDATION BASE 8A
- DURAFUR GREY N
- FOURAMINE GREY AL
- FOURRINE 95
- FOURRINE BLUE GREY R
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