(S)-2-Bromo-3-phenylpropionic acid
(S)-2-Bromo-3-phenylpropionic acid (CAS: 35016-63-8; Formula: C9H9BrO2; Mol. Wt.: 229.07) is a chiral organic compound featuring a carboxylic acid group and a bromine atom. It serves as a valuable building block in asymmetric synthesis and general chemical manufacturing. Its defined stereochemistry makes it useful for creating complex chiral molecules, particularly in the development of pharmaceutical intermediates and other fine chemicals.
- IUPAC
- (S)-α-Bromobenzenepropanoic acid

Chiral Building Block
Utilised in the synthesis of enantiomerically pure compounds. It is frequently employed in the construction of complex organic molecules where specific stereochemistry is critical for biological activity or material properties.
Pharmaceutical Intermediate Synthesis
Serves as a key precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs). Its chiral nature is essential for developing enantiopure drugs.
Organic Synthesis Reagent
Incorporated into various organic transformations to introduce specific functional groups and stereocentres. It is a versatile tool for academic research and industrial process development.
| Molecular weight | 229.07 |
|---|---|
| Empirical formula | C9H9BrO2 |
| Assay | ≥95.0% (T) |
| Optical purity | enantiomeric ratio: ≥98.0:2.0 (HPLC) |

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 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 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 (S)-2-Bromo-3-phenylpropionic acid used for?
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(S)-2-Bromo-3-phenylpropionic acid is primarily used as a chiral building block in asymmetric synthesis, particularly for the creation of pharmaceutical intermediates and other complex organic molecules.
What are the CAS number and chemical formula of this compound?
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The CAS number is 35016-63-8, and the chemical formula is C9H9BrO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-2-Bromo-3-phenylpropionic acid with an assay of ≥95.0% (T) and an optical purity of enantiomeric ratio ≥98.0:2.0 (HPLC). We do not represent this product as USP, BP, or EP grade.
How should (S)-2-Bromo-3-phenylpropionic acid be handled?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator. This compound is classified as an irritant to the skin, eyes, and respiratory tract (H315, H319, H335).
Is this chemical suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including (S)-2-Bromo-3-phenylpropionic acid, and can arrange shipment worldwide.
How can I request a quote or sample?
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Please contact our sales department through the website or by phone to request a quotation or inquire about obtaining a sample of (S)-2-Bromo-3-phenylpropionic acid.
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