(S)-3-Bromo-2-hydroxy-2-methylpropionic acid
(S)-3-Bromo-2-hydroxy-2-methylpropionic acid (CAS 106089-20-7, C4H7BrO3) is a chiral carboxylic acid with a molecular weight of 183.00 g/mol. This compound serves as a valuable building block in organic synthesis, particularly in the development of complex molecules. Its structure, featuring a chiral centre and functional groups, makes it suitable for stereoselective reactions and the construction of specific molecular architectures in research and development settings.
- IUPAC
- (2S)-3-Bromo-2-hydroxy-2-methylpropanoic acid

Chiral Building Block in Organic Synthesis
Utilised as a versatile synthon for introducing a chiral alpha-hydroxy acid moiety into target molecules. Its structure is amenable to various synthetic transformations, including esterification, amidation, and further functionalization at the bromine or hydroxyl position.
Intermediate in Pharmaceutical Research
Serves as a key intermediate in the synthesis of potential pharmaceutical agents. The specific stereochemistry and functional groups allow for the precise construction of drug candidates with desired biological activities.
Reagent in Asymmetric Synthesis
Employed in stereoselective reactions where control over chirality is paramount. The (S)-configuration enables the directed synthesis of enantiomerically pure or enriched compounds.
| Molecular weight | 183.00 |
|---|---|
| Empirical formula | C4H7BrO3 |
| Assay | 97.5-102.5% (qNMR)98% |
| Optical activity | [α]/D -11.5±1.5°, c = 2.6 in methanol |

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
| 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 (S)-3-Bromo-2-hydroxy-2-methylpropionic acid primarily used for?
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This compound is primarily used as a chiral building block and intermediate in organic synthesis and pharmaceutical research, enabling the stereoselective construction of complex molecules.
What are the CAS number and molecular formula?
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The CAS number is 106089-20-7 and the molecular formula is C4H7BrO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound with an assay of 97.5-102.5% (qNMR) or 98%. We do not represent this product as USP, BP, or EP grade.
How should (S)-3-Bromo-2-hydroxy-2-methylpropionic acid be handled safely?
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This compound is classified as Danger with hazard statement H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including gloves, eye protection, and protective clothing, must be worn. Handle in a well-ventilated area or fume hood. Refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.
Is this chemical suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can arrange for the export of (S)-3-Bromo-2-hydroxy-2-methylpropionic acid.
How can I request a sample or quote?
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Please contact our sales team directly via the website or by phone to request a sample or a quotation for (S)-3-Bromo-2-hydroxy-2-methylpropionic acid.
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