2-Bromo-2-methylpropionic acid
2-Bromo-2-methylpropionic acid (CAS: 2052-01-9) is an organic compound with the linear formula (CH3)2CBrCOOH and a molecular weight of 167.00 g/mol. This carboxylic acid derivative serves as a valuable building block in organic synthesis. Its applications are primarily in research and development, facilitating the creation of complex molecules and polymers. Available from Tech Serve Solutions at 98% purity, it is suitable for various chemical synthesis needs.
- IUPAC
- α-Bromoisobutyric acid,2-Bromo-2-methylpropionic acid
- Synonyms
- α-Bromoisobutyric acid

Polymer Synthesis
2-Bromo-2-methylpropionic acid is utilized as an initiator component in controlled radical polymerization techniques, such as Atom Transfer Radical Polymerization (ATRP). It has been employed in the synthesis of dextran macroinitiators for creating advanced polymeric materials.
Organic Building Block
As a functionalised carboxylic acid, it serves as a versatile intermediate in the synthesis of more complex organic molecules. Its structure allows for various chemical transformations in academic and industrial research settings.
Research and Development
This compound is essential for laboratory-scale synthesis and methodology development in organic chemistry. Researchers utilise it to explore new synthetic routes and create novel compounds with specific properties.
| Molecular weight | 167.00 |
|---|---|
| Linear formula | (CH3)2CBrCOOH |
| Assay | 98% |
| Boiling point | 198-200 °C(lit.) |
| Solubility | alcohol: solublecold water: very slightly solublediethyl ether: soluble |
| Application | 2-Bromo-2-methylpropionic acid was used in the synthesis of dextran macroinitiator for atom transfer radical polymerization (ATRP) by partial esterification of hydroxyl group of the polysaccharide1. |
| Melting point | 44-47 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 2-Bromo-2-methylpropionic acid used for?
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2-Bromo-2-methylpropionic acid is primarily used as a building block in organic synthesis and for polymerisation initiation, notably in Atom Transfer Radical Polymerisation (ATRP) for creating specific polymer structures.
What is the CAS number and chemical formula for 2-Bromo-2-methylpropionic acid?
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The CAS number is 2052-01-9, and the linear formula is (CH3)2CBrCOOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-2-methylpropionic acid with an assay of 98%. This product is supplied for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.
How should 2-Bromo-2-methylpropionic acid be handled safely?
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2-Bromo-2-methylpropionic acid is classified as Danger (GHS05) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, chemically resistant gloves, and respiratory protection, is essential. Handle in a well-ventilated area and avoid contact.
Can Tech Serve Solutions export 2-Bromo-2-methylpropionic acid?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. We can arrange for the packing and shipment of 2-Bromo-2-methylpropionic acid according to your requirements and international regulations.
How can I request a sample or quote for 2-Bromo-2-methylpropionic acid?
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To request a sample or a quotation for 2-Bromo-2-methylpropionic acid, please contact our sales team via the website or direct email, providing your specific requirements and shipping details.
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