tert-Butyl α-bromoisobutyrate
Tert-Butyl α-bromoisobutyrate (CAS 23877-12-5) is an organic ester with the linear formula (CH3)2CBrCOOC(CH3)3 and a molecular weight of 223.11 g/mol. This chemical serves as a crucial building block and initiator in polymer science, particularly for Atom Transfer Radical Polymerisation (ATRP). It is widely employed in advanced materials synthesis and organic chemical transformations.
- IUPAC
- tert-Butyl 2-bromo-2-methylpropionate
- Synonyms
- tert-Butyl 2-bromo-2-methylpropionate
Atom Transfer Radical Polymerisation (ATRP) Initiator
Tert-Butyl α-bromoisobutyrate is a key initiator for ATRP, a controlled radical polymerisation technique. It is used to synthesise polymers with well-defined architectures and low polydispersity.
Organic Synthesis Building Block
As an organic building block, this compound facilitates the introduction of the isobutyrate ester group with a bromine atom, enabling further chemical modifications in complex molecule synthesis.
Materials Science Research
Its role as an ATRP initiator makes it valuable in materials science for developing novel polymers and functional materials with tailored properties for advanced applications.
| Molecular weight | 223.11 |
|---|---|
| Linear formula | (CH3)2CBrCOOC(CH3)3 |
| Assay | ≥98.0% |
| Density | 1.196 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.436 |
| Application | tert-Butyl α-bromoisobutyrate was used as an initiator in the atom transfer radical polymerisation (ATRP) of 2-(acetoacetoxy)ethyl methacrylate (AEMA)1. |
Hazard statements
- H302Harmful if swallowed
- 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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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 Tert-Butyl α-bromoisobutyrate used for?
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Tert-Butyl α-bromoisobutyrate is primarily used as an initiator in Atom Transfer Radical Polymerisation (ATRP) and as a versatile building block in organic synthesis and materials science research.
What are the CAS number and formula for Tert-Butyl α-bromoisobutyrate?
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The CAS number is 23877-12-5, and its linear formula is (CH3)2CBrCOOC(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tert-Butyl α-bromoisobutyrate with an assay of ≥98.0%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should Tert-Butyl α-bromoisobutyrate be handled safely?
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This compound is harmful if swallowed, causes skin irritation, serious eye irritation, and may cause respiratory irritation. Always use appropriate personal protective equipment, including eyeshields, gloves, and ensure adequate ventilation. Refer to the Safety Data Sheet for detailed handling instructions.
Is Tert-Butyl α-bromoisobutyrate a controlled substance?
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Based on the provided data, Tert-Butyl α-bromoisobutyrate (CAS 23877-12-5) is not listed as a controlled substance.
How is Tert-Butyl α-bromoisobutyrate packed and shipped?
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Tech Serve Solutions exports fine chemicals globally, ensuring appropriate packaging and compliance with international shipping regulations for hazardous materials.
How can I request a sample or quote for Tert-Butyl α-bromoisobutyrate?
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Please contact our sales department or use the online enquiry form to request a sample or a quotation for Tert-Butyl α-bromoisobutyrate.
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