Fmoc-3-Abz-OH
Fmoc-3-Abz-OH (CAS 185116-42-1), with the molecular formula C22H17NO4 and a molecular weight of 359.37 g/mol, is an unnatural amino acid derivative essential in modern chemical synthesis. It finds significant utility in peptide chemistry and chemical biology for the construction of complex biomolecules. Its structure facilitates controlled peptide chain elongation.
- IUPAC
- 3-(Fmoc-amino)benzoic acid
- Synonyms
- 3-(Fmoc-amino)benzoic acid

Peptide Synthesis
Fmoc-3-Abz-OH is a valuable building block in solid-phase peptide synthesis (SPPS), particularly when incorporating unnatural amino acids to create novel peptide structures with modified properties.
Chemical Biology Research
This compound serves as a key reagent for researchers in chemical biology, enabling the synthesis of peptides and peptidomimetics for probing biological systems and developing new therapeutic agents.
Organic Synthesis Intermediate
As an aromatic amino acid derivative, it functions as a versatile intermediate in various organic synthesis pathways, contributing to the creation of complex molecular architectures.
| Molecular weight | 359.37 |
|---|---|
| Empirical formula | C22H17NO4 |
| 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-3-Abz-OH used for?
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Fmoc-3-Abz-OH is primarily used in peptide synthesis and chemical biology research as a building block for unnatural amino acid derivatives. It is also employed as an intermediate in organic synthesis.
What is the CAS number and formula for Fmoc-3-Abz-OH?
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The CAS number for Fmoc-3-Abz-OH is 185116-42-1 and its molecular formula is C22H17NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fmoc-3-Abz-OH with an assay of ≥98.0% (HPLC). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should Fmoc-3-Abz-OH be handled?
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Handle Fmoc-3-Abz-OH with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure adequate ventilation as it may cause respiratory irritation (H335), skin irritation (H315), and serious eye irritation (H319).
How is Fmoc-3-Abz-OH packed and shipped?
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Fmoc-3-Abz-OH is typically stored at 2-8°C. It is carefully packed for shipment, adhering to all necessary regulations for the export of chemical reagents.
How can I request a sample or quote for Fmoc-3-Abz-OH?
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To request a sample or obtain a quote for Fmoc-3-Abz-OH, please contact our sales team through the website or by phone.
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