N,N-Dimethyl-1,3-phenylenediamine dihydrochloride
N,N-Dimethyl-1,3-phenylenediamine dihydrochloride (CAS: 3575-32-4) is an organic compound with the molecular formula (CH3)2NC6H4NH2·2HCl and a molecular weight of 209.12 g/mol. This diamine salt serves as a valuable building block in chemical synthesis. It is primarily utilised in the preparation of specific amine derivatives, contributing to the development of novel organic molecules. Tech Serve Solutions supplies this compound at a high purity for research and development applications.
- IUPAC
- 3-(Dimethylamino)aniline dihydrochloride,3-Amino-N,N-dimethylaniline dihydrochloride,N,N-Dimethyl-m-phenylenediamine dihydrochloride
- Synonyms
- 3575-32-4(CH3)2NC6H4NH2·2HCl3-(Dimethylamino)aniline dihydrochloride3-Amino-N,N-dimethylaniline dihydrochlorideN,N-Dimethyl-m-phenylenediamine dihydrochloride

Organic Synthesis Intermediate
N,N-Dimethyl-1,3-phenylenediamine dihydrochloride functions as a key intermediate in organic synthesis. Its structure allows for further chemical modifications, making it suitable for creating more complex organic molecules.
Preparation of Amine Derivatives
This compound has been documented for use in the preparation of specific dimethylamino-aniline derivatives. Such syntheses are crucial for advancing research in various chemical fields.
Building Block for Novel Compounds
As an organic building block, N,N-Dimethyl-1,3-phenylenediamine dihydrochloride provides a versatile starting point for constructing a range of target compounds in academic and industrial research settings.
| Molecular weight | 209.12 |
|---|---|
| Linear formula | (CH3)2NC6H4NH2·2HCl |
| Assay | 99% |
| Solubility | water: soluble100mg/2ml, clear to slightly hazy (faintly yellow to tan to purple) |
| Application | N,N-Dimethyl-1,3-phenylenediamine dihydrochloride (3-Amino-N,N-dimethylaniline dihydrochloride) was used in the preparation of a dimethylamino-aniline derivative1. |
| Melting point | 217 °C (dec.)(lit.) |

Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-36/37/38-43 |
| Safety statements (S) | 36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is N,N-Dimethyl-1,3-phenylenediamine dihydrochloride used for?
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N,N-Dimethyl-1,3-phenylenediamine dihydrochloride is used as an intermediate and building block in organic synthesis, particularly for the preparation of dimethylamino-aniline derivatives.
What is the CAS number and formula for N,N-Dimethyl-1,3-phenylenediamine dihydrochloride?
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The CAS number is 3575-32-4 and the linear formula is (CH3)2NC6H4NH2·2HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N,N-Dimethyl-1,3-phenylenediamine dihydrochloride with an assay of 99%. This product is intended for research and chemical synthesis purposes and is not supplied as USP, BP, EP, or other pharmacopoeia grades.
What are the main hazards associated with this compound?
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This compound is classified as Danger, with hazard statements including H301 (Toxic if swallowed), H315 (Causes skin irritation), H317 (May cause an allergic skin reaction), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a P2 respirator, should be used.
Is this chemical shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including N,N-Dimethyl-1,3-phenylenediamine dihydrochloride.
How can I request a quote or sample?
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To request a quote or sample of N,N-Dimethyl-1,3-phenylenediamine dihydrochloride, please contact our sales team via the website or by phone.
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