Fmoc-β-phenyl-Phe-OH
Fmoc-β-phenyl-Phe-OH (CAS: 201484-50-6) is a protected unnatural amino acid derivative with the molecular formula C30H25NO4 and a molecular weight of 463.52 g/mol. It is a key building block in peptide synthesis, particularly for incorporating non-proteinogenic amino acids. This compound is valuable in chemical biology and synthesis for creating modified peptides with unique structural or functional properties. TSS offers this high-purity chemical for research and development applications.
- IUPAC
- N-(9-Fluorenylmethoxycarbonyl)-β-phenyl-L-phenylalanine,Fmoc-3,3-diphenyl-L-alanine,Fmoc-β,β-diphenyl-Ala-OH
- Synonyms
- N-(9-Fluorenylmethoxycarbonyl)-β-phenyl-L-phenylalanineFmoc-3,3-diphenyl-L-alanineFmoc-β,β-diphenyl-Ala-OH

Peptide Synthesis
Fmoc-β-phenyl-Phe-OH serves as a protected amino acid in solid-phase and solution-phase peptide synthesis. Its incorporation allows for the creation of peptides with modified backbones or side chains, leading to novel structures and functionalities.
Chemical Biology Research
This unnatural amino acid derivative is utilized in chemical biology to probe protein function or develop peptide-based therapeutics. Its unique structure can introduce specific conformational constraints or interaction sites within peptide sequences.
Drug Discovery and Development
In medicinal chemistry, Fmoc-β-phenyl-Phe-OH can be used to synthesize peptide analogues with enhanced stability, bioavailability, or target specificity. This aids in the development of new pharmaceutical agents.
Asymmetric Synthesis
As a chiral building block, it can be employed in the development of complex organic molecules where stereochemical control is paramount. Its structure offers a versatile scaffold for further chemical modification.
| Molecular weight | 463.52 |
|---|---|
| Empirical formula | C30H25NO4 |
| Assay | ≥98.0% (HPLC) |
| Storage temperature | 2-8°C |
| Melting point | 125-129 °C(lit.) |

Hazard statements
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P501Dispose of contents and container per local regulations
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 50/53 |
| Safety statements (S) | 60-61 |
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 Fmoc-β-phenyl-Phe-OH used for?
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Fmoc-β-phenyl-Phe-OH is primarily used as a protected unnatural amino acid derivative in peptide synthesis, chemical biology research, drug discovery, and asymmetric synthesis for creating modified peptides and complex organic molecules.
What is the CAS number and molecular formula for Fmoc-β-phenyl-Phe-OH?
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The CAS number is 201484-50-6 and the molecular formula is C30H25NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fmoc-β-phenyl-Phe-OH with an assay of ≥98.0% determined by HPLC. TSS does not represent this product as USP, BP, or EP grade.
How should Fmoc-β-phenyl-Phe-OH be handled and stored?
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Handle with care, wearing eyeshields and gloves. Store at 2-8°C. This compound is classified as very toxic to aquatic life with long-lasting effects (H410).
Is Fmoc-β-phenyl-Phe-OH a controlled substance?
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The provided data does not indicate that Fmoc-β-phenyl-Phe-OH is a controlled substance.
How is this chemical exported and packed?
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This product is shipped as UN 3077, Class 9, Packing Group III, suitable for export. Specific packing details are available upon request.
How can I request a quote or sample for Fmoc-β-phenyl-Phe-OH?
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Please contact our sales team via the website or direct inquiry to request a quotation or a sample.
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