Fmoc-(R)-2-(pentenyl)Ala-OH
Fmoc-(R)-2-(pentenyl)Ala-OH (CAS: 288617-77-6) is an unnatural amino acid derivative with the molecular formula C23H25NO4 and a molecular weight of 379.45 g/mol. This compound is a valuable building block in peptide chemistry and chemical synthesis. It is particularly useful for introducing modified amino acid residues into peptide chains, enabling the exploration of novel biological activities and structural properties in peptidomimetics and other complex molecules.
- IUPAC
- (R)-N-Fmoc-α-4-n-pentylalanine,Fmoc-(R)-2-(4-pentenyl)alanine,Fmoc-(R)-2-amino-2-methyl-hept-6-enoic acid

Peptide Synthesis
Serves as a protected unnatural amino acid for incorporation into peptide sequences, allowing for the creation of peptides with modified structures and functionalities.
Chemical Biology
Used in the development of probes and modified biomolecules for studying biological processes at the molecular level.
Medicinal Chemistry
Facilitates the synthesis of novel drug candidates and peptidomimetics with potential therapeutic applications.
Organic Synthesis
Acts as a chiral building block in complex organic synthesis pathways for creating diverse molecular architectures.
| Molecular weight | 379.45 |
|---|---|
| Empirical formula | C23H25NO4 |
| Assay | ≥97% (HPLC) |
| Storage temperature | −20°C |

Hazard statements
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | N |
| Risk statements (R) | 50 |
| Safety statements (S) | 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-(R)-2-(pentenyl)Ala-OH used for?
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Fmoc-(R)-2-(pentenyl)Ala-OH is primarily used as a protected unnatural amino acid in peptide synthesis, chemical biology, and medicinal chemistry research. It allows for the introduction of modified amino acid residues into peptide structures to explore novel functionalities and biological activities.
What are the CAS number and molecular formula for Fmoc-(R)-2-(pentenyl)Ala-OH?
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The CAS number for Fmoc-(R)-2-(pentenyl)Ala-OH is 288617-77-6, and its molecular formula is C23H25NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fmoc-(R)-2-(pentenyl)Ala-OH with an assay of ≥97% (HPLC). This product is intended for research and laboratory use; TSS does not represent it as USP, BP, EP, or any other pharmacopoeia grade.
How should Fmoc-(R)-2-(pentenyl)Ala-OH be handled and stored?
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Fmoc-(R)-2-(pentenyl)Ala-OH is classified under GHS09 with a signal word of Warning, indicating it is very toxic to aquatic life (H400). It should be handled with appropriate personal protective equipment and stored at -20°C to maintain its integrity. Avoid release to the environment (P273).
How is this chemical shipped?
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This chemical is shipped as UN 3077, Class 9, Packing Group III, and is classified as environmentally hazardous.
How can I request a sample or quote?
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Please contact our sales team or use the online form on our website to request a sample or a detailed quotation for Fmoc-(R)-2-(pentenyl)Ala-OH.
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