Z-Lys(Z)-OSu
Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester (CAS: 21160-83-8; C26H29N3O8) is a protected amino acid derivative widely employed in peptide synthesis and chemical biology. With a molecular weight of 511.52, this compound facilitates the controlled introduction of lysine residues into peptides. It is utilised in research laboratories for the development of novel biomolecules and complex organic structures, offering high purity for demanding synthetic applications.
- IUPAC
- Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester
- Synonyms
- Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester

Peptide Synthesis
This activated lysine derivative serves as a crucial building block in solid-phase and solution-phase peptide synthesis. Its protected amine groups allow for controlled coupling reactions in the construction of complex peptide sequences.
Chemical Biology Research
It is used in the modification of proteins and peptides for various biochemical studies. This enables researchers to investigate protein function, structure, and interactions in biological systems.
Organic Synthesis
The compound acts as a versatile intermediate in the synthesis of complex organic molecules. Its functional groups can be selectively manipulated to create novel chemical entities for diverse research purposes.
| Molecular weight | 511.52 |
|---|---|
| Empirical formula | C26H29N3O8 |
| Assay | ≥95.0% (HPLC) |
| Storage temperature | −20°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 Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester used for?
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Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester (CAS: 21160-83-8) is primarily used in peptide synthesis and chemical biology research as a protected and activated lysine derivative for constructing complex biomolecules and organic structures.
What is the CAS number and molecular formula for Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester?
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The CAS number is 21160-83-8, and the molecular formula is C26H29N3O8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester with a purity of ≥95.0% (HPLC). This product is intended for research and development purposes and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester be handled and stored?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Store at −20°C.
Is this product a controlled substance?
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The provided data does not indicate that Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester (CAS: 21160-83-8) is a controlled substance.
How are your chemicals packed and shipped?
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Chemicals are carefully packed according to industry standards to ensure safe transit and are exported globally by Tech Serve Solutions. Specific packaging details can be provided upon request.
How can I request a sample or a quote for this product?
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To request a sample or a quote for Nα,Nε-Di-Z-L-lysine hydroxysuccinimide ester, please contact our sales team through the website or by phone, referencing the product name and CAS number 21160-83-8.
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