(S)-3-Bromo-α-methylbenzylamine
(S)-3-Bromo-α-methylbenzylamine (CAS: 139305-96-7; Formula: C8H10BrN) is a chiral amine with a molecular weight of 200.08 g/mol. This brominated organic building block is crucial for asymmetric synthesis, serving as a versatile intermediate in the creation of complex molecules. Its specific stereochemistry makes it valuable in pharmaceutical research and fine chemical synthesis where precise molecular architecture is essential.
- IUPAC
- (S)-1-(3-Bromophenyl)ethylamine

Chiral Building Block
Serves as a key chiral intermediate in the synthesis of enantiomerically pure compounds. Its defined stereocenter allows for the introduction of specific chirality in target molecules.
Asymmetric Synthesis
Utilised in asymmetric synthesis strategies, enabling the stereoselective formation of new carbon-carbon or carbon-heteroatom bonds. This is critical for developing enantiopure pharmaceuticals and agrochemicals.
Pharmaceutical Intermediates
Acts as a precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs). Its bromo and amine functionalities offer versatile handles for further chemical modifications.
Organic Synthesis
A valuable reagent in general organic synthesis for introducing the 3-bromophenyl-ethylamine moiety into various molecular frameworks. It is employed in the development of novel organic compounds.
| Molecular weight | 200.08 |
|---|---|
| Empirical formula | C8H10BrN |
| Assay | ≥99.0% (GC)≥99.0% |
| Optical purity | enantiomeric excess: ≥99.0% |



Hazard statements
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Transport (UN / ADR) | UN 2735PSN1 8 / PGII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C,N |
| Risk statements (R) | 22-34-51/53 |
| Safety statements (S) | 26-36/37/39-45-61 |
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-α-methylbenzylamine used for?
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(S)-3-Bromo-α-methylbenzylamine is primarily used as a chiral building block in asymmetric synthesis, particularly in the pharmaceutical industry for creating enantiopure intermediates.
What are the CAS number and formula for (S)-3-Bromo-α-methylbenzylamine?
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The CAS number for (S)-3-Bromo-α-methylbenzylamine is 139305-96-7, and its empirical formula is C8H10BrN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-3-Bromo-α-methylbenzylamine with an assay of ≥99.0% (GC) and an enantiomeric excess of ≥99.0%. We do not represent this product as USP, BP, or EP grade.
How should (S)-3-Bromo-α-methylbenzylamine be handled safely?
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This compound is classified as Dangerous. It causes severe skin burns and eye damage (H314) and is harmful if swallowed (H302). It is also toxic to aquatic life with long-lasting effects (H411). Always handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area, avoiding release to the environment.
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)-3-Bromo-α-methylbenzylamine, and can accommodate international orders.
How can I request a sample or quote?
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To request a sample or a quote for (S)-3-Bromo-α-methylbenzylamine, please contact our sales team through the website or by phone, providing your specific requirements.
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