Fmoc-11-Aun-OH
Fmoc-11-Aun-OH (CAS 88574-07-6), with the molecular formula C26H33NO4 and a molecular weight of 423.54 g/mol, is an unnatural amino acid derivative. This compound plays a crucial role in chemical biology and peptide synthesis, enabling the incorporation of modified amino acid residues into peptides. Its structure facilitates advancements in designing novel biomolecules and studying their functions.
- IUPAC
- 11-(Fmoc-amino)undecanoic acid
- Synonyms
- 11-(Fmoc-amino)undecanoic acid

Peptide Synthesis
Fmoc-11-Aun-OH is utilized in solid-phase and solution-phase peptide synthesis. It allows for the introduction of a unique, linear undecanoic acid chain modified with an Fmoc-protected amine, expanding the structural diversity of synthetic peptides.
Chemical Biology Research
This unnatural amino acid derivative serves as a valuable building block in chemical biology. It can be incorporated into peptides to probe protein-ligand interactions, study enzyme mechanisms, or develop peptide-based therapeutics with altered pharmacokinetic properties.
Drug Discovery and Development
Its unique structure makes Fmoc-11-Aun-OH a useful intermediate in the discovery of new pharmaceuticals. The ability to integrate this modified amino acid into peptide sequences can lead to the development of novel drug candidates with enhanced stability or targeted delivery.
| Molecular weight | 423.54 |
|---|---|
| Empirical formula | C26H33NO4 |
| Assay | ≥98.0% (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 Fmoc-11-Aun-OH used for?
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Fmoc-11-Aun-OH is primarily used in peptide synthesis and chemical biology research as an unnatural amino acid derivative for constructing modified peptides.
What is the CAS number and formula for Fmoc-11-Aun-OH?
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The CAS number is 88574-07-6, and the empirical formula (Hill notation) is C26H33NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fmoc-11-Aun-OH with an assay of ≥98.0% (HPLC). This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should Fmoc-11-Aun-OH be handled safely?
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Fmoc-11-Aun-OH is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment including Eyeshields, Gloves, and a dust mask type N95 (US). Ensure adequate ventilation.
How is Fmoc-11-Aun-OH shipped and exported?
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Fmoc-11-Aun-OH is typically stored at 2-8°C. Tech Serve Solutions is an experienced global supplier and exporter of fine chemicals, adhering to all relevant shipping and export regulations for chemical compounds.
How can I request a quote or sample?
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To request a quote or sample of Fmoc-11-Aun-OH, please contact our sales team through the website or by phone, providing your contact details and the desired quantity.
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