(S)-(−)-2-Bromopropionic acid
(S)-(−)-2-Bromopropionic acid (CAS: 32644-15-8), with the linear formula CH3CH(Br)CO2H and a molecular weight of 152.97 g/mol, is a chiral organic building block. It is primarily utilised in asymmetric synthesis and for the direct enantiomeric assay of carboxylic acids via proton NMR. TSS supplies this compound with an assay of 99%, ensuring high quality for critical research and synthetic applications.

Enantiomeric Assay of Carboxylic Acids
This chiral compound serves as a reagent for the direct enantiomeric assay of carboxylic acids. Its application in proton NMR spectroscopy allows for precise determination of enantiomeric excess.
Asymmetric Synthesis
As a chiral building block, (S)-(−)-2-Bromopropionic acid is integral in asymmetric synthesis. It facilitates the construction of complex chiral molecules, vital in pharmaceutical and fine chemical research.
Organic Synthesis Intermediate
It functions as a versatile intermediate in various organic synthesis pathways. Its bromo and carboxylic acid functionalities enable diverse chemical transformations.
| Molecular weight | 152.97 |
|---|---|
| Linear formula | CH3CH(Br)CO2H |
| Assay | 99% |
| Boiling point | 78 °C/4 mmHg(lit.) |
| Density | 1.696 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.470 |
| Optical activity | [α]20/D −25°, neat |
| Melting point | −35 °C(lit.) |
| Storage temperature | 2-8°C |
| Application | Used for the direct enantiomeric assay of carboxylic acids by proton NMR.1 |


Hazard statements
- H302Harmful if swallowed
- 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 | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 102 °C / 215.6 °F |
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 22-34 |
| 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)-(−)-2-Bromopropionic acid used for?
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(S)-(−)-2-Bromopropionic acid is used for the direct enantiomeric assay of carboxylic acids by proton NMR and as a chiral building block in asymmetric synthesis.
What is the CAS number and chemical formula for (S)-(−)-2-Bromopropionic acid?
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The CAS number is 32644-15-8 and the linear chemical formula is CH3CH(Br)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-(−)-2-Bromopropionic acid with an assay of 99%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling considerations for (S)-(−)-2-Bromopropionic acid?
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(S)-(−)-2-Bromopropionic acid is classified as Danger, with hazards H302 (Harmful if swallowed) and H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including gloves, goggles, and face shields, must be used. Handle in a well-ventilated area or fume hood.
How is (S)-(−)-2-Bromopropionic acid packed and shipped?
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This chemical is packed according to UN 3261, 8/PGII regulations for shipping. TSS exports fine chemicals globally, adhering to all necessary transport and customs requirements.
How can I request a sample or quote for (S)-(−)-2-Bromopropionic acid?
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To request a sample or a quote for (S)-(−)-2-Bromopropionic acid, please contact the TSS sales department via our website or direct email, providing your specific requirements.
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