Boc-4-(Fmoc-amino)-L-phenylalanine
Boc-4-(Fmoc-amino)-L-phenylalanine (CAS: 114346-31-5) is a protected unnatural amino acid derivative with the molecular formula C29H30N2O6 and a molecular weight of 502.56. This compound serves as a valuable building block in chemical synthesis, particularly within peptide chemistry and chemical biology. Its dual protection strategy allows for selective deprotection in complex synthetic routes, making it a key intermediate in the development of novel peptides and biomolecules.

Peptide Synthesis
This di-protected phenylalanine derivative is essential for solid-phase and solution-phase peptide synthesis. The Boc and Fmoc groups allow for orthogonal deprotection strategies, facilitating the incorporation of unnatural amino acids into peptide chains.
Chemical Biology Research
Used as a component in the synthesis of modified peptides and peptidomimetics for studying biological processes. It enables the introduction of phenylalanine analogues with specific functionalities for probing protein-protein interactions or enzyme mechanisms.
Drug Discovery and Development
Serves as a key intermediate in the synthesis of potential pharmaceutical agents. Its incorporation into peptide-based therapeutics or small molecules can impart unique pharmacokinetic or pharmacodynamic properties.
Organic Synthesis
A versatile reagent in organic chemistry for the construction of complex molecules. The protected amino and carboxylic acid functionalities allow for controlled elaboration of the phenylalanine scaffold.
| Molecular weight | 502.56 |
|---|---|
| Empirical formula | C29H30N2O6 |
| 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 Boc-4-(Fmoc-amino)-L-phenylalanine used for?
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Boc-4-(Fmoc-amino)-L-phenylalanine is primarily used as a protected building block in peptide synthesis, chemical biology research, and drug discovery. Its dual protection (Boc and Fmoc) allows for selective deprotection in complex synthetic pathways.
What is the CAS number and molecular formula for Boc-4-(Fmoc-amino)-L-phenylalanine?
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The CAS number is 114346-31-5, and the molecular formula is C29H30N2O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Boc-4-(Fmoc-amino)-L-phenylalanine with an assay of ≥98.0%. This is a research-grade chemical; TSS does not represent it as USP, BP, EP, or pharmacopoeia grade.
How should Boc-4-(Fmoc-amino)-L-phenylalanine be handled safely?
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Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or P1 (EN143) respirator filter, should be used when handling. Consult the Safety Data Sheet for detailed hazard information. The WGK is 3.
Is Boc-4-(Fmoc-amino)-L-phenylalanine a controlled substance?
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The provided data does not indicate that Boc-4-(Fmoc-amino)-L-phenylalanine is a controlled substance.
How is this chemical packed, shipped, and exported?
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Tech Serve Solutions professionally packs and ships fine chemicals globally, adhering to all relevant regulations for safe and compliant export.
How can I request a sample or quote for Boc-4-(Fmoc-amino)-L-phenylalanine?
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To request a sample or quote, please use the contact form on the Tech Serve Solutions website or contact our sales department directly.
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