(S)-Boc-4-cyano-β-Phe-OH
(S)-Boc-4-cyano-β-Phe-OH (CAS: 500770-82-1) is a chemical compound with the formula C15H18N2O4 and a molecular weight of 290.31 g/mol. This unnatural amino acid derivative serves as a valuable building block in chemical synthesis, particularly within peptide chemistry and chemical biology. Its structure, featuring a Boc-protected amine and a cyano-substituted phenyl group, makes it useful for creating modified peptides and complex organic molecules.
- IUPAC
- (S)-3-(Boc-amino)-3-(4-cyanophenyl)propionic acid,Boc-4-cyano-D-β-phenylalanine

Peptide Synthesis
Serves as a non-canonical amino acid for incorporation into peptide chains, enabling the study of structure-activity relationships and the development of novel peptidomimetics.
Chemical Synthesis
Utilised as a chiral building block in the synthesis of complex organic molecules and pharmaceutical intermediates, leveraging its specific stereochemistry and functional groups.
Chemical Biology Research
Employed in the design and synthesis of probes or modified biomolecules for investigating biological pathways and protein interactions.
Drug Discovery
Potential use in the development of new therapeutic agents by introducing unique structural motifs into candidate drug molecules.
| Molecular weight | 290.31 |
|---|---|
| Empirical formula | C15H18N2O4 |
| Assay | ≥98.0% |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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)-Boc-4-cyano-β-Phe-OH used for?
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(S)-Boc-4-cyano-β-Phe-OH is primarily used as a building block in chemical synthesis, particularly in peptide chemistry, chemical biology, and for creating unnatural amino acid derivatives for research and drug discovery.
What is the CAS number and formula for (S)-Boc-4-cyano-β-Phe-OH?
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The CAS number is 500770-82-1 and the empirical formula is C15H18N2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (S)-Boc-4-cyano-β-Phe-OH with an assay of ≥98.0%. This product is intended for research and laboratory use; TSS does not represent it as USP, BP, EP, or other pharmacopoeial grades.
What are the safety considerations for handling (S)-Boc-4-cyano-β-Phe-OH?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound has a WGK Germany rating of 3, indicating a high hazard to water.
How is (S)-Boc-4-cyano-β-Phe-OH packed, shipped, and exported?
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As a specialist global supplier, Tech Serve Solutions ensures appropriate packaging for safe transit, adhering to international shipping regulations for chemicals. We export worldwide to qualified research and industrial clients.
How can I request a sample or quote for (S)-Boc-4-cyano-β-Phe-OH?
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To request a sample or a formal quote, please contact our sales team via the website or direct email, providing your specific requirements and shipping details.
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