4-tert-Butyl-N,N-dimethylaniline
4-tert-Butyl-N,N-dimethylaniline (CAS 2909-79-7) is a chemical compound with the molecular formula (CH3)3CC6H4N(CH3)2 and a molecular weight of 177.29 g/mol. This tertiary amine is recognised for its utility as a building block in chemical synthesis. Its applications are found in areas requiring specific amine functionalities, contributing to advanced organic chemistry and material science research.
- Synonyms
- (CH3)3CC6H4N(CH3)2

Amine Initiator in Photopolymerization
4-tert-Butyl-N,N-dimethylaniline serves as an amine initiator in free-radical and cationic hybrid photopolymerization processes. It is particularly effective in the polymerization of acrylates and epoxides, facilitating rapid curing upon exposure to light.
Organic Synthesis Intermediate
As a substituted aniline derivative, this compound functions as a valuable intermediate in various organic synthesis pathways. Its structure allows for further chemical modifications, making it a versatile component in the development of complex molecules.
Research and Development
This chemical is utilised in research laboratories for exploring novel synthetic routes and developing new materials. Its properties make it suitable for studies in polymer chemistry and organic materials science.
| Molecular weight | 177.29 |
|---|---|
| Linear formula | (CH3)3CC6H4N(CH3)2 |
| Assay | 98% |
| Boiling point | 250-253 °C(lit.) |
| Density | 0.906 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.529(lit.) |
| Application | 4-tert-Butyl-N,N-dimethylaniline was employed as amine initiator during free-radical/cationic hybrid photopolymerizations of acrylates and epoxides1. |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
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 | 109 °C / 228.2 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| 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 4-tert-Butyl-N,N-dimethylaniline used for?
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4-tert-Butyl-N,N-dimethylaniline is used as an amine initiator in photopolymerization processes for acrylates and epoxides, and as a versatile intermediate in organic synthesis.
What are the CAS number and chemical formula for 4-tert-Butyl-N,N-dimethylaniline?
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The CAS number is 2909-79-7 and the linear formula is (CH3)3CC6H4N(CH3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-tert-Butyl-N,N-dimethylaniline with an assay of 98%. This product is typically considered a research or technical grade and is not represented as USP, BP, or EP grade.
How should 4-tert-Butyl-N,N-dimethylaniline be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Avoid inhalation, ingestion, and contact with skin and eyes. The compound is classified with warning signal word and hazard statements including H302, H312, H315, H319, H332, H335.
Is 4-tert-Butyl-N,N-dimethylaniline regulated or controlled?
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The provided data does not indicate that 4-tert-Butyl-N,N-dimethylaniline is a controlled substance. However, users should always consult current local and international regulations.
How can I request a quote or sample for 4-tert-Butyl-N,N-dimethylaniline?
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To request a quote or sample, please use the contact form on our website or reach out to our sales team directly. Please include the product name and CAS number (2909-79-7) in your inquiry.
How is 4-tert-Butyl-N,N-dimethylaniline packaged and shipped?
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4-tert-Butyl-N,N-dimethylaniline is carefully packaged to ensure safe transit and compliance with shipping regulations. As a global supplier, Tech Serve Solutions exports chemicals worldwide.
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