Z-Ile-ONp
Z-Ile-ONp (CAS: 2130-99-6), empirical formula C20H22N2O6, is a protected amino acid derivative of L-isoleucine. This compound, with a molecular weight of 386.40 g/mol, is primarily utilised in peptide synthesis and chemical biology research. Its specific structure makes it a valuable building block for creating complex peptides and in biochemical studies requiring precise molecular manipulation. It is supplied with a minimum purity of 98.0% by TLC.
- IUPAC
- Z-L-isoleucine 4-nitrophenyl ester

Peptide Synthesis
Z-Ile-ONp serves as a protected amino acid building block in solid-phase or solution-phase peptide synthesis. The N-terminal benzyloxycarbonyl (Z) protecting group and the p-nitrophenyl ester (ONp) C-terminal activation allow for controlled peptide bond formation.
Chemical Biology Research
This compound is employed in chemical biology for the synthesis of modified peptides and peptidomimetics. Its use facilitates the study of protein-protein interactions and the development of peptide-based therapeutics.
Organic Synthesis Intermediate
As a derivative of isoleucine, Z-Ile-ONp can be used as an intermediate in various organic synthesis pathways, particularly those involving chiral molecules and amino acid analogues.
| Molecular weight | 386.40 |
|---|---|
| Empirical formula | C20H22N2O6 |
| Assay | ≥98.0% (TLC) |
| Storage temperature | 2-8°C |
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 Z-Ile-ONp used for?
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Z-Ile-ONp (CAS: 2130-99-6) is principally used in peptide synthesis and chemical biology research as a protected amino acid building block for constructing peptides and related molecules.
What are the CAS number and formula for Z-Ile-ONp?
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The CAS number for Z-Ile-ONp is 2130-99-6, and its empirical formula is C20H22N2O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Z-Ile-ONp with a minimum purity of ≥98.0% determined by TLC. This compound is supplied for research purposes and is not represented as USP, BP, EP, or any other pharmacopoeial grade.
How should Z-Ile-ONp be handled and stored?
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Z-Ile-ONp is classified under WGK 2 in Germany, indicating it is hazardous to water. It should be handled with appropriate personal protective equipment in a well-ventilated area. Storage at 2-8°C is recommended to maintain stability.
How is Z-Ile-ONp packed, shipped, and exported?
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Tech Serve Solutions, as a global supplier and exporter, ensures that Z-Ile-ONp is packed and shipped according to international regulations for chemical substances, maintaining product integrity during transit.
How can I request a sample or a quote for Z-Ile-ONp?
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To request a sample or a quotation for Z-Ile-ONp, please contact the Tech Serve Solutions sales department through the website or via direct inquiry, providing your specific requirements.
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