C8H14Cl2N2
209.11 g/mol
Dye & PigmentDanger
N,N-Dimethyl-p-phenylenediamine dihydrochloride
CAS536-46-9EC208-635-7
Category
Dye & Pigment
Compound Class
Amine
Primary Use
photographic developer intermediate
N,N-Dimethyl-p-phenylenediamine dihydrochloride is a chemical compound used as an intermediate in photographic developer formulations. It is a salt form of a dimethylated aromatic diamine, featuring two amine groups on a benzene ring.
photographic developer intermediate
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-p-phenylenediamine sulfate
CAS536-47-0
Oxidation base for hair dyes
StrongSame Parent
4-Amino-N,N-dimethylaniline sulfate
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Oxidation base for hair dyes
StrongSame Parent
N,N-Dimethyl-1,4-phenylenediamine oxalate
CAS62778-12-5
Photographic color developer intermediate
ReferenceSame Category
4,4'-diaminodiphenylamine monosulfate
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dye intermediate
ReferenceSame Category
Disodium 8-amino-1,3,6-naphthalenetrisulfonate
CAS5398-34-5
dye intermediate
ReferenceSame Category
Basic yellow 28
CAS54060-92-3
textile dye compound
ReferenceSame Category
Acid Red 73, disodium salt
CAS5413-75-2
Acid dye for textiles and histology
Safety Reference
Danger
H300Fatal if swallowed
H311Toxic in contact with skin
H331Toxic if inhaled
H315Causes skin irritation
H319Causes serious eye irritation
H330Fatal if inhaled
Customs Tariff Classification
The international HS code for N,N-Dimethyl-p-phenylenediamine dihydrochloride (CAS 536-46-9) 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;dihydrochloride
InChIKey
IAEDWDXMFDKWFU-UHFFFAOYSA-N
SMILES
CN(C)C1=CC=C(C=C1)N.Cl.Cl
Synonyms (25)
- DMPD &sdot
- DMPD 2HCl
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