3,5,N,N-Tetramethylaniline
3,5,N,N-Tetramethylaniline (CAS 4913-13-7) is a specialised organic compound with the molecular formula (CH3)2C6H3N(CH3)2 and a molar mass of 149.23 g/mol. This N-substituted aromatic amine serves as a valuable intermediate and building block in organic synthesis. It is utilised in specific chemical reactions, including acting as a catalyst and a quenching agent in specialised research and development applications.
- IUPAC
- 5-(Dimethylamino)-m-xylene,N,N-Dimethyl-sym.-xylidene
- Synonyms
- N-Tetramethylaniline4913-13-7(CH3)2C6H3N(CH3)25-(Dimethylamino)-m-xyleneN,N-Dimethyl-sym.-xylidene

Quenching Agent in Organic Synthesis
3,5,N,N-Tetramethylaniline has been employed as a rapid quenching agent for 1,8-dihydroxyanthraquinone (DHAQ). This application is crucial in controlling specific reaction pathways and isolating desired products in complex synthetic procedures.
Catalyst in Polymerisation
This compound functions as a catalyst in the polymeric synthesis of glycol methacrylate. Its catalytic activity aids in controlling the polymerisation process, influencing the properties of the resulting polymer.
Organic Building Block
As an N-substituted aromatic amine, 3,5,N,N-Tetramethylaniline serves as a versatile building block. It is used in the synthesis of more complex organic molecules for various research and industrial applications.
| Molecular weight | 149.23 |
|---|---|
| Linear formula | (CH3)2C6H3N(CH3)2 |
| Assay | 97% |
| Boiling point | 226-228 °C(lit.) |
| Density | 0.913 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.544(lit.) |
| Application | 3,5,N,N-Tetramethylaniline was used in rapid quenching of 1,8-dihydroxyanthraquinone (DHAQ)1. It was also used as a catalyst in the polymeric synthesis of glycol methacrylate2. |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
- H373May cause damage to organs through prolonged exposure
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 91 °C / 195.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-33-36/37/38 |
| Safety statements (S) | 26-36 |
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 3,5,N,N-Tetramethylaniline used for?
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3,5,N,N-Tetramethylaniline is primarily used as a quenching agent in organic synthesis and as a catalyst in polymerisation reactions. It also serves as a valuable building block for creating more complex organic molecules.
What is the CAS number and molecular formula for 3,5,N,N-Tetramethylaniline?
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The CAS number for 3,5,N,N-Tetramethylaniline is 4913-13-7. The linear formula is (CH3)2C6H3N(CH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5,N,N-Tetramethylaniline with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 3,5,N,N-Tetramethylaniline be handled safely?
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3,5,N,N-Tetramethylaniline is classified as harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation. It may also cause respiratory irritation and damage to organs through prolonged or repeated exposure. Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, must be used. Ensure adequate ventilation.
How is 3,5,N,N-Tetramethylaniline packed, shipped, and exported?
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Tech Serve Solutions adheres to all relevant regulations for the packing, shipping, and exporting of chemicals, including 3,5,N,N-Tetramethylaniline, ensuring safe and compliant global delivery.
How can I request a quote or sample for 3,5,N,N-Tetramethylaniline?
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To request a quote or a sample of 3,5,N,N-Tetramethylaniline, please contact our sales team through the website or via the provided contact details.
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