N-tert-Butylmaleimide
N-tert-Butylmaleimide (CAS: 4144-22-3), with the molecular formula C8H11NO2 and a molecular weight of 153.18 g/mol, is a cyclic imide. It serves as a valuable building block in organic synthesis. This compound is primarily utilised in chemical synthesis for the creation of more complex organic molecules and advanced materials. Its unique structure lends itself to various research and development applications.

Organic Synthesis
N-tert-Butylmaleimide acts as a key intermediate in the synthesis of diverse organic compounds. Its reactivity makes it suitable for building complex molecular architectures.
Polymer Chemistry
This compound can be employed as a monomer or comonomer in the development of specialised polymers. It contributes specific properties to the resulting polymer chains.
Material Science
Used in the research and development of novel materials, N-tert-Butylmaleimide can be incorporated into structures to modify their physical or chemical characteristics.
| Molecular weight | 153.18 |
|---|---|
| Empirical formula | C8H11NO2 |
| Assay | 97% |
| Boiling point | 189 °C(lit.) |
| Density | 1.059 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.477(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 80 °C / 176 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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 N-tert-Butylmaleimide used for?
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N-tert-Butylmaleimide is used as a building block in organic synthesis, for the development of polymers, and in material science research.
What is the CAS number and formula for N-tert-Butylmaleimide?
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The CAS number for N-tert-Butylmaleimide is 4144-22-3, and its molecular formula is C8H11NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N-tert-Butylmaleimide with a purity of 97% assay. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the main safety hazards associated with N-tert-Butylmaleimide?
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N-tert-Butylmaleimide is classified with GHS07 (Warning) and carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields and gloves, should be used during handling.
Is N-tert-Butylmaleimide a controlled substance?
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The provided data does not indicate that N-tert-Butylmaleimide is a controlled substance.
How can I request a quote or sample of N-tert-Butylmaleimide?
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Please contact our sales team via the website or direct email to request a quotation or to arrange for a sample of N-tert-Butylmaleimide.
How is N-tert-Butylmaleimide packed and shipped?
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N-tert-Butylmaleimide is carefully packed to ensure stability during transit and is available for global export. Specific packaging details can be provided upon request.
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