Molekula
N,N-Dimethyl-1,4-phenylenediamine dihydrochloride
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
N,N-Dimethyl-1,4-phenylenediamine dihydrochloride is a crystalline organic compound used as a reagent in organic synthesis and as a precursor in dye and pharmaceutical manufacturing. It appears as a white to pale yellow solid, stable at ambient temperatures. CAS: 536-46-9, Molecular Formula: C8H12N2·2HCl, Molecular Weight: 209.12 g/mol. Hazard classification includes signal word: Danger. Molekula supplies N,N-Dimethyl-1,4-phenylenediamine dihydrochloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
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25 g — £62.30 per pack ex VAT · £74.76 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Deep brown powder |
| Melting Point | 215°C - 222°C |
| Loss on Drying | ≤1.0% |
| Assay | ≥98.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | II |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 12540021 |
| CAS Number | 536-46-9 |
| IUPAC Name | 4-N,4-N-dimethylbenzene-1,4-diamine;dihydrochloride |
| Molecular Formula | C8H12N2 2HCl |
| Molecular Weight | 209.12 |
| Exact Mass | 208.0534 |
| SMILES | CN(C)C1=CC=C(C=C1)N.Cl.Cl |
| InChIKey | IAEDWDXMFDKWFU-UHFFFAOYSA-N |
| InChI | InChI=1S/C8H12N2.2ClH/c1-10(2)8-5-3-7(9)4-6-8;;/h3-6H,9H2,1-2H3;2*1H |
| PubChem CID | 2724166 |
| UN Number | UN2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2921.51.50.00 |
| Tariff Code | 2921519000 |
Safety & GHS
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Toxic
GHS06
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Health Hazard
GHS07
Hazard statements
- H300 Fatal if swallowed
- H311 Toxic in contact with skin
- H319 Causes serious eye irritation
- H330 Fatal if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P330 Rinse mouth
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,4-Benzenediamine, N,N-dimethyl-, dihydrochloride
- 1,4-Benzenediamine, N1,N1-dimethyl-, hydrochloride (1:2)
- 4-dimethylaminoaniline dihydrochloride
- 4-N,4-N-dimethylbenzene-1,4-diamine;dihydrochloride
- DMPD 2HCl
- N,N-Dimethyl-p-phenylenediamine 2HCl
- N,N-Dimethyl-p-phenylenediamine dihydrochloride
- N,N-Dimethyl-p-phenylenediammonium Dichloride
- N,N-Dimethylbenzene-1,4-diamine dihydrochloride
- N1,N1-dimethylbenzene-1,4-diamine dihydrochloride
Frequently asked questions
What is N,N-Dimethyl-1,4-phenylenediamine dihydrochloride used for?
It is primarily used as a precursor in the synthesis of dyes and pharmaceuticals, and as a reducing agent in organic chemistry.
What is the chemical formula and molecular weight?
The formula is C8H12N2·2HCl with a molecular weight of 209.12 g/mol.
How should this compound be stored?
Store at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade is available?
Available in technical grade; custom purity options may be available upon request.
Can Molekula supply this in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.