Fmoc-4-Abz-OH
Fmoc-4-Abz-OH (CAS 185116-43-2) is a derivative of benzoic acid with the molecular formula C22H17NO4 and a molecular weight of 359.37 g/mol. This compound serves as a valuable building block in chemical synthesis, particularly within peptide chemistry and chemical biology. Its structure facilitates its use in constructing more complex molecules and exploring novel chemical pathways.
- IUPAC
- 4-(Fmoc-amino)benzoic acid
- Synonyms
- 4-(Fmoc-amino)benzoic acid

Peptide Synthesis
Fmoc-4-Abz-OH is employed in solid-phase peptide synthesis (SPPS) as a protected amino acid derivative. Its incorporation allows for the controlled assembly of peptide chains, introducing an unnatural amino acid component.
Chemical Biology Research
This compound finds application in chemical biology for developing modified peptides or probes. It can be used to introduce specific functionalities or structural elements into biomolecules for research purposes.
Organic Synthesis Intermediate
As a versatile intermediate, Fmoc-4-Abz-OH is utilised in various organic synthesis strategies. Its protected functional groups allow for selective reactions in the construction of complex organic molecules.
| Molecular weight | 359.37 |
|---|---|
| Empirical formula | C22H17NO4 |
| Assay | ≥96.0% (TLC) |
| Storage temperature | 2-8°C |
| 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 Fmoc-4-Abz-OH used for?
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Fmoc-4-Abz-OH is primarily used as a building block in peptide synthesis, chemical biology research, and as an intermediate in organic synthesis.
What are the CAS number and molecular formula for Fmoc-4-Abz-OH?
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The CAS number is 185116-43-2, and the molecular formula is C22H17NO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Fmoc-4-Abz-OH with an assay of ≥96.0% (TLC). This is a research-grade chemical and is not represented as USP, BP, or EP.
What are the safety and handling recommendations for Fmoc-4-Abz-OH?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. WGK Germany classification is 3.
How is Fmoc-4-Abz-OH stored and shipped?
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Fmoc-4-Abz-OH should be stored at 2-8°C. Tech Serve Solutions reliably packs, ships, and exports fine chemicals globally.
How can I request a sample or quote for Fmoc-4-Abz-OH?
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Please contact our sales team via the website to request a sample or a detailed quotation for Fmoc-4-Abz-OH.
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