4-Borono-L-phenylalanine
4-Borono-L-phenylalanine (CAS 76410-58-7, C9H12BNO4) is a specialized unnatural amino acid derivative with a molecular weight of 209.01 g/mol. This compound serves as a valuable building block in chemical synthesis and peptide chemistry. Its unique boronic acid functionality makes it particularly useful in chemical biology research for developing targeted therapeutics and diagnostic agents. TSS supplies this reagent for laboratory and research applications.
- IUPAC
- 4-Dihydroxyboryl-L-phenylalanine,L-BPA
- Synonyms
- 4-Dihydroxyboryl-L-phenylalanineL-BPA

Chemical Biology Research
Utilised as a key component in the synthesis of novel probes and therapeutic agents. Its structure allows for specific interactions in biological systems, aiding in drug discovery and development.
Peptide Synthesis
Incorporated into peptide chains to create modified peptides with altered properties. This unnatural amino acid derivative can introduce unique functionalities for peptidomimetics and biochemical studies.
Organic Synthesis
Serves as a versatile building block in complex organic syntheses. The boronic acid group enables participation in various coupling reactions, facilitating the construction of intricate molecular architectures.
| Molecular weight | 209.01 |
|---|---|
| Empirical formula | C9H12BNO4 |
| Assay | ≥95.0% (HPLC) |
| Storage temperature | 2-8°C |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 4-Borono-L-phenylalanine used for?
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4-Borono-L-phenylalanine is primarily used in chemical biology research and peptide synthesis. It functions as an unnatural amino acid derivative and a building block for creating modified peptides and targeted therapeutic or diagnostic agents due to its boronic acid functionality.
What are the CAS number and molecular formula for 4-Borono-L-phenylalanine?
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The CAS number for 4-Borono-L-phenylalanine is 76410-58-7, and its molecular formula is C9H12BNO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Borono-L-phenylalanine with a purity of ≥95.0% by HPLC. We do not represent this product as USP, BP, EP, or any pharmacopoeial grade.
How should 4-Borono-L-phenylalanine be handled safely?
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When handling 4-Borono-L-phenylalanine, it is important to wear a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. It is classified as a Warning substance with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
Is 4-Borono-L-phenylalanine available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Borono-L-phenylalanine, available for international shipment.
How can I request a quote or sample for 4-Borono-L-phenylalanine?
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To request a quote or sample of 4-Borono-L-phenylalanine, please contact our sales team through the website or by phone with your specific requirements.
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